{"product_id":"fenix-aer-tk75-bk","title":"Fenix Flashlight Extended Runtime Kit for the TK75 Extended\/TK70\/TK35 Flashlights (AER-TK75)","description":"The Extended Runtime Kit from Fenix comes with a modular extension tube and a battery magazine which holds 4x 18650 batteries (not included). This battery kit is compatible with the Fenix TK75. Multiple extension modules can be attached to provide additional runtime, however it is not recommended to use more than three kits. The battery module will extend both the runtime and the flashlight housing. \u003cstrong\u003eFeatures and Specifications:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003eUses 4x 3.7V 18650 Lithium-ion Battery (Not Included)\u003c\/li\u003e\n\u003cli\u003eReversible Polarity Design\u003c\/li\u003e\n\u003cli\u003eOver-Charge and Over-Discharge Protection\u003c\/li\u003e\n\u003cli\u003eDimensions: 3.94\" x 2.05\" (100mm x 52mm)\u003c\/li\u003e\n\u003cli\u003eWeight: 5.4 oz. (153g)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fenix Outfitters","offers":[{"title":"Default Title","offer_id":47569929044200,"sku":"FENIX-AER-TK75-BK","price":29.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0701\/0117\/2456\/files\/theshorelinemarket_2318_57542135.jpg?v=1754620186","url":"https:\/\/www.batteryjunction.com\/products\/fenix-aer-tk75-bk","provider":"Battery Junction","version":"1.0","type":"link"}