{"title":"Batteries \u0026 Chargers","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cstrong\u003eBatteries, Rechargeable Batteries \u0026amp; Chargers for Everyday Electronics\u003c\/strong\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eReliable batteries help keep everyday equipment powered and ready when you need it. Our \u003cstrong\u003eBatteries \u0026amp; Chargers\u003c\/strong\u003e collection includes both standard replacement batteries and rechargeable battery options for a wide variety of compatible electronic products used around the home, on the road, outdoors, at work, and for emergency preparedness.\u003c\/p\u003e\n\u003cp\u003eChoose from commonly used \u003cstrong\u003eAA, AAA, and 9V batteries\u003c\/strong\u003e, along with specialty rechargeable options such as \u003cstrong\u003e18650 Li-ion batteries, 18350 Li-ion batteries, Ni-CD rechargeable batteries\u003c\/strong\u003e, and other replacement battery types as they become available. We also offer compatible battery chargers and related charging accessories for select rechargeable batteries.\u003c\/p\u003e\n\u003cp\u003eThese batteries may be used with compatible \u003cstrong\u003eflashlights, tactical flashlights, home security products, cameras, personal alarms, emergency preparedness equipment, portable electronics, safety devices, and other battery-powered products\u003c\/strong\u003e. Always check the specifications of your particular device before selecting a replacement battery.\u003c\/p\u003e\n\u003ch3\u003eStandard Replacement Batteries\u003c\/h3\u003e\n\u003cp\u003eKeep commonly used replacement batteries available for household electronics, security products, flashlights, alarms, preparedness equipment, and other portable devices.\u003c\/p\u003e\n\u003cp\u003eOur selection may include popular battery sizes such as:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAA Batteries\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eAAA Batteries\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e9V Batteries\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOther standard and specialty replacement batteries\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeeping spare batteries on hand is particularly useful for products that may be needed during power outages, emergencies, travel, outdoor activities, or everyday use.\u003c\/p\u003e\n\u003ch3\u003eRechargeable Batteries\u003c\/h3\u003e\n\u003cp\u003eFor equipment designed to use rechargeable batteries, we offer a growing selection of \u003cstrong\u003erechargeable replacement batteries\u003c\/strong\u003e in different sizes, chemistries, voltages, and capacities.\u003c\/p\u003e\n\u003cp\u003eRechargeable options may include:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e18650 Li-ion Rechargeable Batteries\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e3.7V 18350 800mAh Li-ion Rechargeable Batteries\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eNi-CD Rechargeable Batteries\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOther model-specific rechargeable batteries\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRechargeable batteries are not universally interchangeable. Always verify the battery size, chemistry, voltage, capacity, polarity, and equipment requirements before selecting a replacement.\u003c\/p\u003e\n\u003ch3\u003eBattery Chargers \u0026amp; Charging Accessories\u003c\/h3\u003e\n\u003cp\u003eOur collection also includes \u003cstrong\u003ebattery chargers and charging accessories\u003c\/strong\u003e for compatible rechargeable batteries.\u003c\/p\u003e\n\u003cp\u003eDepending on the product, available options may include single battery chargers, dual battery chargers, charging cords, and other charging accessories. A dedicated charger can also make it convenient to keep compatible spare rechargeable batteries ready for use.\u003c\/p\u003e\n\u003cp\u003eAlways use a charger designed for the specific rechargeable battery type and electrical specifications.\u003c\/p\u003e\n\u003ch3\u003eBatteries for Home, Security, Flashlights \u0026amp; Everyday Equipment\u003c\/h3\u003e\n\u003cp\u003eDifferent electronic products require different power sources, which is why we're building this collection around \u003cstrong\u003ebattery type and compatibility rather than one particular type of equipment\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDepending on the individual battery specifications, products in this collection may provide replacement or backup power for compatible:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlashlights and tactical flashlights\u003c\/li\u003e\n\u003cli\u003eHome security equipment\u003c\/li\u003e\n\u003cli\u003eCameras and monitoring devices\u003c\/li\u003e\n\u003cli\u003ePersonal alarms\u003c\/li\u003e\n\u003cli\u003eEmergency preparedness equipment\u003c\/li\u003e\n\u003cli\u003ePortable electronics\u003c\/li\u003e\n\u003cli\u003eSafety equipment\u003c\/li\u003e\n\u003cli\u003eOutdoor equipment\u003c\/li\u003e\n\u003cli\u003eOther compatible battery-powered devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eChoosing the Correct Replacement Battery\u003c\/h3\u003e\n\u003cp\u003eNever select a replacement battery based solely on its appearance. Two batteries that look similar may have different electrical characteristics.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, check the existing battery or equipment manufacturer's specifications for the required \u003cstrong\u003ebattery size, chemistry, voltage, capacity, polarity, and other compatibility requirements\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWhen a battery is intended for particular products or models, compatibility information will be provided on the individual product page whenever available.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eDo you carry both regular and rechargeable batteries?\u003c\/h4\u003e\n\u003cp\u003eYes. This collection includes \u003cstrong\u003estandard replacement batteries as well as rechargeable batteries\u003c\/strong\u003e. Individual product descriptions will identify the battery type and whether it is rechargeable.\u003c\/p\u003e\n\u003ch4\u003eWhat battery sizes are available?\u003c\/h4\u003e\n\u003cp\u003eOur growing selection may include \u003cstrong\u003eAA, AAA, 9V, 18650, 18350, Ni-CD rechargeable batteries\u003c\/strong\u003e, and other standard or specialty battery types.\u003c\/p\u003e\n\u003ch4\u003eWhat products can these batteries power?\u003c\/h4\u003e\n\u003cp\u003eDepending on the battery specifications, they may be compatible with flashlights, cameras, home security equipment, alarms, emergency preparedness products, portable electronics, safety equipment, and many other battery-powered devices.\u003c\/p\u003e\n\u003ch4\u003eDo you carry 18650 rechargeable batteries?\u003c\/h4\u003e\n\u003cp\u003eYes. Compatible \u003cstrong\u003e18650 Li-ion rechargeable batteries\u003c\/strong\u003e and charging accessories may be available in this collection.\u003c\/p\u003e\n\u003ch4\u003eDo you carry 18350 rechargeable batteries?\u003c\/h4\u003e\n\u003cp\u003eYes. Our selection may include \u003cstrong\u003e3.7V 18350 800mAh Li-ion rechargeable batteries\u003c\/strong\u003e for compatible devices.\u003c\/p\u003e\n\u003ch4\u003eDo you carry battery chargers?\u003c\/h4\u003e\n\u003cp\u003eYes. This collection may include single and dual battery chargers and other charging accessories designed for compatible rechargeable batteries.\u003c\/p\u003e\n\u003ch4\u003eHow do I know which battery my device requires?\u003c\/h4\u003e\n\u003cp\u003eCheck the existing battery, device label, owner's manual, or manufacturer's specifications. Match the required battery type and electrical specifications before purchasing a replacement.\u003c\/p\u003e\n\u003ch3\u003eImportant Reminder\u003c\/h3\u003e\n\u003cp\u003eAlways use the correct battery or charger specified for your equipment. Standard and rechargeable batteries require different handling and charging procedures. \u003cstrong\u003eNever attempt to recharge a battery unless it is specifically identified as rechargeable.\u003c\/strong\u003e Follow manufacturer instructions for installation, charging, handling, storage, and disposal, and never use a damaged, leaking, swollen, or otherwise compromised battery.\u003c\/p\u003e","products":[{"product_id":"lultrafire-18650-li-ion-rechargeable-battery-3-7v-4000mah-2-pack","title":"Li-ion Rechargeable Battery 3.7V 4000mAh 18650 - 2 Count","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eReliable Rechargeable Power for Tactical Flashlights \u0026amp; High-Drain Electronics\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eKeep your compatible flashlights and \u003ca href=\"https:\/\/sdpincusa.com\/collections\/stun-gun-accessories\" title=\"Stun Gun Accessories\"\u003eelectronic devices\u003c\/a\u003e powered with the UltraFire 18650 Li-ion Rechargeable Battery 2 Pack. Designed for high-drain applications, these 3.7V lithium-ion batteries feature a powerful 4000mAh capacity to provide dependable, long-lasting performance for tactical flashlights, emergency lighting, portable electronics, and other compatible battery-powered equipment.\u003c\/p\u003e\n\u003cp\u003eEach battery is equipped with an integrated Printed Circuit Board (PCB) protection system that helps guard against overcharging, over-discharging, and excessive voltage, helping extend battery life while providing safe, reliable operation.\u003c\/p\u003e\n\u003cp\u003eWhether you're replacing worn batteries or keeping spare rechargeable batteries on hand, this convenient two-pack offers dependable performance and excellent value for everyday use, emergency preparedness, and outdoor activities.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e• 2 Pack UltraFire 18650 rechargeable lithium-ion batteries\u003c\/p\u003e\n\u003cp\u003e• 4000mAh high-capacity performance\u003c\/p\u003e\n\u003cp\u003e• 3.7 Volt rechargeable power\u003c\/p\u003e\n\u003cp\u003e• Built-in PCB protection circuit\u003c\/p\u003e\n\u003cp\u003e• Protection against over-voltage and under-voltage\u003c\/p\u003e\n\u003cp\u003e• High energy density for longer run times\u003c\/p\u003e\n\u003cp\u003e• Designed for high-drain devices\u003c\/p\u003e\n\u003cp\u003e• IEC tested for quality and performance\u003c\/p\u003e\n\u003cp\u003e• Environmentally friendly rechargeable design\u003c\/p\u003e\n\u003cp\u003e• Ideal for tactical flashlights and emergency lighting\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp\u003eBattery Type: 18650 Lithium-Ion Rechargeable\u003c\/p\u003e\n\u003cp\u003eBrand: UltraFire\u003c\/p\u003e\n\u003cp\u003eQuantity: 2 Batteries\u003c\/p\u003e\n\u003cp\u003eVoltage: 3.7V\u003c\/p\u003e\n\u003cp\u003eCapacity: 4000mAh\u003c\/p\u003e\n\u003cp\u003eTerminal Type: Button Top\u003c\/p\u003e\n\u003cp\u003ePCB Protected: Yes\u003c\/p\u003e\n\u003cp\u003eCharge Cycles: Approximately 500\u003c\/p\u003e\n\u003cp\u003eBattery Shelf Life: Up to 3 Years\u003c\/p\u003e\n\u003cp\u003eDimensions: 66 mm x 18 mm\u003c\/p\u003e\n\u003cp\u003eWeight: 26.5 g each\u003c\/p\u003e\n\u003cp\u003eColor: Red\u003c\/p\u003e\n\u003cp\u003eCut-Off Voltage: 2.5V\u003c\/p\u003e\n\u003cp\u003eInternal Impedance: ≤180 mΩ\u003c\/p\u003e\n\u003cp\u003eCycle Performance: Approximately 90% capacity after 400 charge cycles\u003c\/p\u003e\n\u003cp\u003eCompatible With:\u003c\/p\u003e\n\u003cp\u003e• Tactical LED Flashlights\u003c\/p\u003e\n\u003cp\u003e• Emergency Lighting\u003c\/p\u003e\n\u003cp\u003e• Portable Electronic Devices\u003c\/p\u003e\n\u003cp\u003e• Power Tools\u003c\/p\u003e\n\u003cp\u003e• Other compatible 18650 battery-powered devices\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003e• Two UltraFire 18650 3.7V 4000mAh Li-ion Rechargeable Batteries\u003c\/p\u003e\n\u003ch3\u003eImportant Safety Information\u003c\/h3\u003e\n\u003cp\u003eOnly use these rechargeable batteries with compatible devices and chargers designed for 18650 lithium-ion batteries. Always follow the manufacturer's charging and storage recommendations. Do not expose batteries to excessive heat, fire, water, or physical damage.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rechargeable batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. These are rechargeable 18650 lithium-ion batteries designed for repeated use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many batteries are included?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis package includes two UltraFire 18650 rechargeable batteries.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill these work in tactical flashlights?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. These batteries are designed for many compatible tactical LED flashlights and other high-drain electronic devices that use protected button-top 18650 batteries.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is PCB protection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePCB (Printed Circuit Board) protection helps protect the battery from overcharging, over-discharging, and excessive voltage, helping improve safety and battery longevity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these be used for emergency preparedness?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAbsolutely. Rechargeable 18650 batteries are an excellent addition to emergency preparedness kits, especially for powering compatible flashlights and emergency lighting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy purchase from SDP Inc.?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor more than 20 years, SDP Inc. has been providing trusted personal safety, tactical, and emergency preparedness products backed by knowledgeable customer service and dependable support before and after every sale.\u003c\/p\u003e","brand":"UltraFire","offers":[{"title":"Default Title","offer_id":51522793734284,"sku":"SW18650LI","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/4546\/8300\/files\/ultrafire-18650-battery-2-count_ae74e998-a612-4373-a095-431a70b5cb22.png?v=1784757274"},{"product_id":"double-18650-li-ion-battery-charger-3-7v","title":"Double Battery Charger for 3.7V 18650 Li-ion Batteries","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cstrong\u003eDual 18650 Li-ion Battery Charger for Compatible Stun Flashlights \u0026amp; Batons\u003c\/strong\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eKeep compatible rechargeable batteries ready for use with the Double Battery Charger for 3.7V 18650 Li-ion Batteries. Designed to charge two compatible batteries, this convenient charger is a useful accessory for select \u003ca href=\"https:\/\/sdpincusa.com\/collections\/tactical-flashlights\" title=\"Tactical Flashlights\"\u003estun flashlights\u003c\/a\u003e, stun batons, tactical flashlights, and other devices that operate with removable 18650 Li-ion batteries.\u003c\/p\u003e\n\u003cp\u003eMany rechargeable stun flashlights and batons use removable \u003cstrong\u003e3.7V 18650 lithium-ion batteries\u003c\/strong\u003e. Having a dedicated charger allows compatible batteries to be recharged outside the device and makes it easier to maintain \u003ca href=\"https:\/\/sdpincusa.com\/collections\/stun-gun-accessories\" title=\"Stun Gun Accessories\"\u003eadditional batteries\u003c\/a\u003e for equipment that supports removable battery replacement.\u003c\/p\u003e\n\u003cp\u003eA built-in \u003cstrong\u003ered indicator light\u003c\/strong\u003e provides charging status information during use.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, always verify that your battery is a compatible \u003cstrong\u003e3.7V 18650 Li-ion battery\u003c\/strong\u003e. Battery appearance alone should not be used to determine charger compatibility.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCharges compatible 3.7V 18650 Li-ion batteries\u003c\/li\u003e\n\u003cli\u003eDual-battery design\u003c\/li\u003e\n\u003cli\u003eCharges up to two compatible batteries\u003c\/li\u003e\n\u003cli\u003eUseful for select stun flashlights and stun batons\u003c\/li\u003e\n\u003cli\u003eSuitable for other compatible equipment using supported 18650 batteries\u003c\/li\u003e\n\u003cli\u003eRed charging indicator light\u003c\/li\u003e\n\u003cli\u003eConvenient replacement or additional battery charger\u003c\/li\u003e\n\u003cli\u003eCompact design for easy storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Dual Battery Charger\u003cbr\u003e\u003cstrong\u003eBattery Compatibility:\u003c\/strong\u003e 18650 Li-ion\u003cbr\u003e\u003cstrong\u003eBattery Voltage:\u003c\/strong\u003e 3.7V\u003cbr\u003e\u003cstrong\u003eCharging Capacity:\u003c\/strong\u003e Up to 2 compatible batteries\u003cbr\u003e\u003cstrong\u003eIndicator:\u003c\/strong\u003e Red indicator light\u003cbr\u003e\u003cstrong\u003eBatteries Included:\u003c\/strong\u003e No, unless otherwise specifically stated\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDouble Battery Charger for 3.7V 18650 Li-ion Batteries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e18650 batteries and stun devices are not included.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eWhat batteries does this charger work with?\u003c\/h4\u003e\n\u003cp\u003eIt is designed for compatible \u003cstrong\u003e3.7V 18650 Li-ion rechargeable batteries\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch4\u003eCan it charge two batteries at the same time?\u003c\/h4\u003e\n\u003cp\u003eYes. The charger is designed to accommodate up to two compatible batteries.\u003c\/p\u003e\n\u003ch4\u003eIs this charger compatible with every stun gun?\u003c\/h4\u003e\n\u003cp\u003eNo. It is intended for compatible devices that use removable 3.7V 18650 Li-ion batteries. Many stun guns have internal rechargeable batteries or use different battery types.\u003c\/p\u003e\n\u003ch4\u003eCan I use this with a stun flashlight or stun baton?\u003c\/h4\u003e\n\u003cp\u003eYes, provided the device uses compatible removable 3.7V 18650 Li-ion batteries. Verify the battery specifications for your particular device before ordering.\u003c\/p\u003e\n\u003ch4\u003eAre the batteries included?\u003c\/h4\u003e\n\u003cp\u003eNo. This listing is for the double battery charger unless the product listing specifically states otherwise.\u003c\/p\u003e\n\u003ch3\u003eImportant Reminder\u003c\/h3\u003e\n\u003cp\u003eOnly charge batteries specifically compatible with this charger. Confirm battery type and voltage before use. Never attempt to charge non-rechargeable, damaged, incompatible, or incorrectly rated batteries. Follow all battery and charger manufacturer instructions and discontinue use if the charger or battery becomes damaged.\u003c\/p\u003e","brand":"Streetwise Security","offers":[{"title":"Default Title","offer_id":52573438509196,"sku":"DBC37VL","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/4546\/8300\/files\/double-battery-charger-18650-li-ion-batteries.jpg?v=1786847849"}],"url":"https:\/\/sdpincusa.com\/collections\/batteries-chargers.oembed","provider":"SDP Inc.","version":"1.0","type":"link"}