{"product_id":"streamlight-sl-b50-usb-c-rechargeable-li-ion-batteries-2-pack","title":"Streamlight SL-B50 USB-C Rechargeable Li-Ion Batteries 2 Pack","description":"\u003cp class=\"product-lead\"\u003eThe Streamlight SL-B50 is a protected Li-Ion battery pack designed to power select Streamlight flashlights that accept the SL-B50 format. Each pack includes a built-in USB-C port for direct charging without a separate charger, a charge status indicator, and an integrated safety circuit. This listing includes two battery packs.\u003c\/p\u003e\n\n\u003ch2\u003eBuilt-In Charging Without Extra Hardware\u003c\/h2\u003e\n\u003cp\u003eThe SL-B50 battery pack charges directly through its built-in USB-C port, so a dedicated external charger is not required. A full charge completes in six hours, and the charge status indicator lets the user confirm charge state before heading out. No separate equipment is needed to keep the pack ready.\u003c\/p\u003e\n\n\u003ch2\u003eProtected Chemistry for Reliable Operation\u003c\/h2\u003e\n\u003cp\u003eAn integrated safety circuit guards the Li-Ion cells against over-discharge and overcharge. This protection helps preserve cell health over repeated charge cycles and reduces the risk of damage from common charging errors, which matters when the battery powers a light that may be depended on in low-visibility or high-stress situations.\u003c\/p\u003e\n\n\u003ch2\u003eDesigned for Select Streamlight Flashlights\u003c\/h2\u003e\n\u003cp\u003eThe SL-B50 pack is a form-factor-specific battery. It fits Streamlight flashlight models designed to accept the SL-B50 battery pack. Confirm the flashlight model accepts this format before ordering. Carrying a second pack from this two-pack listing means a fully charged spare is available without waiting for a recharge cycle.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in USB-C port:\u003c\/strong\u003e charges the battery pack directly, no external charger needed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSix-hour charge time:\u003c\/strong\u003e full charge from depleted in approximately six hours\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCharge status indicator:\u003c\/strong\u003e shows current charge state before use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated safety circuit:\u003c\/strong\u003e protects against over-discharge and overcharge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo-pack quantity:\u003c\/strong\u003e includes two SL-B50 battery packs per order\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\u003eDetail\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eChemistry\u003c\/td\u003e\n      \u003ctd\u003eLi-Ion (Lithium-Ion)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCharging port\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\u003e6 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\u003eCompatibility\u003c\/td\u003e\n      \u003ctd\u003eSelect Streamlight flashlights accepting SL-B50 battery packs\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\u003eCountry of origin\u003c\/td\u003e\n      \u003ctd\u003eChina\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eWeight (per listing)\u003c\/td\u003e\n      \u003ctd\u003e0.4 lb\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eUPC\u003c\/td\u003e\n      \u003ctd\u003e080926221123\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\"\u003eThis two-pack suits Streamlight flashlight owners whose light accepts the SL-B50 battery format and who want the convenience of USB-C direct charging and a ready spare without purchasing a separate charger.\u003c\/p\u003e\n\u003cp class=\"product-fit-no\"\u003eThe SL-B50 pack is not a universal battery and will not fit Streamlight models that use a different battery format. Compatibility should be confirmed against the specific flashlight model before ordering.\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-B50 battery pack?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eThe SL-B50 battery pack fits select Streamlight flashlight models specifically designed to accept the SL-B50 format. Compatible models are not listed by name in the available product data. Check the flashlight's documentation or contact us before ordering to confirm the SL-B50 is the correct battery for a specific Streamlight model.\u003c\/p\u003e\n\u003ch3 class=\"product-faq-q\"\u003eDo these batteries require a separate charger?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eNo separate charger is needed. Each SL-B50 battery pack has a built-in USB-C port that accepts a standard USB-C cable for charging. A charge status indicator on the pack shows when charging is complete, and a full charge takes approximately six hours.\u003c\/p\u003e\n\u003ch3 class=\"product-faq-q\"\u003eWhat does the integrated safety circuit protect against?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eThe SL-B50's integrated safety circuit protects the Li-Ion cells from over-discharge and overcharge. This helps maintain cell health across repeated charge cycles and reduces the risk of damage from leaving the battery on charge too long or running it fully flat.\u003c\/p\u003e\n\u003ch3 class=\"product-faq-q\"\u003eHow many battery packs are included in this listing?\u003c\/h3\u003e\n\u003cp class=\"product-faq-a\"\u003eThis listing includes two Streamlight SL-B50 USB-C battery packs. Having two packs allows one to remain in use while the other charges, which is useful when the flashlight is needed for extended or back-to-back shifts.\u003c\/p\u003e","brand":"Streamlight","offers":[{"title":"Default Title","offer_id":67030936289651,"sku":"KRC-STRE-22112","price":94.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1926\/7025\/files\/stre-22112.png?v=1790998649","url":"https:\/\/bulletproofzone.com\/products\/streamlight-sl-b50-usb-c-rechargeable-li-ion-batteries-2-pack","provider":"Bulletproof Zone","version":"1.0","type":"link"}