{"product_id":"silva-extension-cable-for-silva-headlamps","title":"Silva Extension Cable for Silva Headlamps","description":"\u003cp\u003e\u003cem\u003eSilva extension cable for Silva headlamps — allows remote battery pack placement for cold-weather use and extended battery life.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003eThe Silva Extension Cable connects your Silva headlamp to a remote battery pack, allowing you to keep the battery pack in a warm inner pocket during cold-weather use. Cold temperatures significantly reduce battery performance — keeping the battery warm maintains output and extends run time in freezing conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey specs:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSKU: SIL221\u003c\/li\u003e\n\u003cli\u003eCompatibility: Silva headlamps (check model compatibility)\u003c\/li\u003e\n\u003cli\u003eUse: Remote battery pack placement\u003c\/li\u003e\n\u003cli\u003eBenefit: Cold-weather battery performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy it works:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eLithium and alkaline batteries lose significant capacity in cold temperatures — a headlamp that runs 8 hours at room temperature may run only 2-3 hours at -20°C. Moving the battery pack to a warm inner pocket via an extension cable solves this problem, maintaining full battery capacity and run time in winter conditions.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIdeal for:\u003c\/strong\u003e Winter campers, ice climbers, ski tourers, and anyone using Silva headlamps in cold weather. See also the Trail Runner 4 extension cable (SIL220) for that specific model.\u003c\/p\u003e","brand":"Tangled Trails Outdoor Gear LLC","offers":[{"title":"Default Title","offer_id":48470161359091,"sku":"Sil221","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0810\/5109\/1187\/files\/57_34702a6f-88f3-4631-8ad8-b6b237df0849.jpg?v=1770150924","url":"https:\/\/www.tangledtrailsgear.com\/products\/silva-extension-cable-for-silva-headlamps","provider":"Tangled Trails Outdoor Gear LLC","version":"1.0","type":"link"}