{"product_id":"streamlight-sl-b48-rechargeable-battery-pack-2-pack","title":"Streamlight SL-B48 Rechargeable Battery Pack 2-Pack","description":"\u003cp class=\"product-lead\"\u003eThe Streamlight SL-B48 is a rechargeable lithium-ion battery pack rated at 3.6V and 5000mAh, sold here as a two-pack. Designed for select Streamlight flashlights, each pack charges via a built-in USB-C port and reaches a full charge in approximately five hours. Verify flashlight compatibility before purchase, as the SL-B48 fits select models only.\u003c\/p\u003e\n\n\u003ch2\u003eBuilt-In USB-C Charging\u003c\/h2\u003e\n\u003cp\u003eEach SL-B48 battery pack includes an integrated USB-C charging port, so a separate external charger is not required. Charging directly from the pack reduces the number of accessories to carry and allows topping off from any USB-C power source. A charge status indicator shows progress so there is no guesswork about remaining capacity.\u003c\/p\u003e\n\n\u003ch2\u003eIntegrated Safety Circuit\u003c\/h2\u003e\n\u003cp\u003eThe SL-B48 includes a built-in safety circuit that protects against both over-discharge and overcharge. This helps preserve battery health over repeated charge cycles and reduces the risk of damage from common charging errors. The circuit operates automatically with no user adjustment needed.\u003c\/p\u003e\n\n\u003ch2\u003e5000mAh Capacity\u003c\/h2\u003e\n\u003cp\u003eAt 5000mAh and 3.6V, the SL-B48 is designed to support extended flashlight runtimes between charges. Purchasing as a two-pack means a spare is always available, which is practical for shift work, extended operations, or any situation where downtime for charging is not an option.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB-C charging port:\u003c\/strong\u003e built into each battery pack for cable-direct charging\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCharge status indicator:\u003c\/strong\u003e shows charging progress without an external device\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafety circuit:\u003c\/strong\u003e protects against over-discharge and overcharge automatically\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3.6V \/ 5000mAh:\u003c\/strong\u003e lithium-ion cell rated for extended runtime\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5-hour charge time:\u003c\/strong\u003e full charge from depleted in approximately five hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBrand\u003c\/td\u003e\n      \u003ctd\u003eStreamlight\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModel\u003c\/td\u003e\n      \u003ctd\u003eSL-B48 (88133)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eQuantity\u003c\/td\u003e\n      \u003ctd\u003e2 battery packs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eVoltage\u003c\/td\u003e\n      \u003ctd\u003e3.6V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCapacity\u003c\/td\u003e\n      \u003ctd\u003e5000mAh\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCharging interface\u003c\/td\u003e\n      \u003ctd\u003eUSB-C (built-in)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCharge time\u003c\/td\u003e\n      \u003ctd\u003eApproximately 5 hours\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSafety circuit\u003c\/td\u003e\n      \u003ctd\u003eOver-discharge and overcharge protection\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCountry of origin\u003c\/td\u003e\n      \u003ctd\u003eKorea\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eUPC\u003c\/td\u003e\n      \u003ctd\u003e080926881334\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eWeight (per pack)\u003c\/td\u003e\n      \u003ctd\u003e0.68 lb (total shipped weight)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWho This Is For and Isn't\u003c\/h2\u003e\n\u003cp class=\"product-fit-yes\"\u003eThe SL-B48 two-pack suits owners of compatible Streamlight flashlights who want a direct-charge replacement battery with no separate charger required. It is a practical choice for law enforcement, security professionals, and preparedness users who need a reliable spare on hand.\u003c\/p\u003e\n\u003cp class=\"product-fit-no\"\u003eThe SL-B48 fits select Streamlight models only; compatibility must be confirmed before purchase. This listing is for battery packs only: no flashlight, charging cable, or wall adapter is included.\u003c\/p\u003e\n\n\u003ch2\u003eCommon Questions\u003c\/h2\u003e\n\u003ch3 class=\"product-faq-q\"\u003eWhich Streamlight flashlights are compatible with the SL-B48?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eThe SL-B48 battery pack fits select Streamlight flashlight models. The vendor page does not list every compatible model, so buyers should confirm that their specific flashlight accepts the SL-B48 before ordering. Contact us if you need help verifying compatibility with your model.\u003c\/p\u003e\n\n\u003ch3 class=\"product-faq-q\"\u003eDoes the SL-B48 require a separate charger?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eNo separate charger is required. Each SL-B48 battery pack has a built-in USB-C port that accepts a standard USB-C cable for direct charging. A USB-C cable and power source are needed but are not included with this two-pack listing.\u003c\/p\u003e\n\n\u003ch3 class=\"product-faq-q\"\u003eHow long does a full charge take?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eThe SL-B48 battery pack charges fully in approximately five hours from a depleted state. A charge status indicator on the pack shows progress during charging so there is no need to estimate remaining time.\u003c\/p\u003e\n\n\u003ch3 class=\"product-faq-q\"\u003eWhat does the integrated safety circuit do?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eThe SL-B48 includes a built-in safety circuit that automatically protects the battery against over-discharge and overcharge. This operates without any user input and is intended to help preserve battery health over repeated charge cycles.\u003c\/p\u003e","brand":"Streamlight","offers":[{"title":"Default Title","offer_id":67031004217715,"sku":"KRC-STRE-88133","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1926\/7025\/files\/stre-88133.png?v=1791000156","url":"https:\/\/bulletproofzone.com\/products\/streamlight-sl-b48-rechargeable-battery-pack-2-pack","provider":"Bulletproof Zone","version":"1.0","type":"link"}