{"product_id":"ultrafire-wf-139","title":"Ultrafire WF-139 Lithium Ion Battery Charger for 14500, 17500, 17670, 18500, and 18650 Batteries","description":"Lithium Ion battery charger with two independent charging channels and adjustable compartments. You can now safely charge two batteries of unequal discharge state or capacity at the same time as this independently monitors and controls the charge for each battery compartment.\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003eCompatible with 14500, 17500, 17670, 18500, and most 18650 batteries\u003c\/li\u003e\n\u003cli\u003eInput: 100\/240 VAC; \u003c\/li\u003e\n\u003cli\u003eOptional 12vdc car adapter (cigarette lighter adapter)\u003c\/li\u003e\n\u003cli\u003eOutput: 4.2v with variable current up to 550mA per channel\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstrong\u003eNOTE:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003eThe power output of this charger is incorrect for the protected 3V 750 \u0026amp; 900mah RCR123A cells that we carry. We specifically do not recommend using this charger for those cells. Only use this charger with 3.6 \u0026amp; 3.7V cells.\u003c\/li\u003e\n\u003cli\u003eSpacers can be used to charge 3.6V \u0026amp; 3.7V CR16340 cells, the terminals in the sides of the unit are not connected internally.\u003c\/li\u003e\n\u003cli\u003eFits most button top 18650 batteries, measuring less than 2.7\" (69.5mm) long\u003c\/li\u003e\n\u003c\/ul\u003e \u003ca href=\"http:\/\/lib.store.yahoo.net\/lib\/theshorelinemarket\/UltraFire-WF139-Manual.pdf\" target=\"_Blank\"\u003eClick here for Manual\u003c\/a\u003e","brand":"Shenzhen Wholesale Portal","offers":[{"title":"Default Title","offer_id":47570480201960,"sku":"ULTRAFIRE-WF-139","price":16.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0701\/0117\/2456\/files\/ULTRAFIRE-WF-139.jpg?v=1754623356","url":"https:\/\/www.batteryjunction.com\/products\/ultrafire-wf-139","provider":"Battery Junction","version":"1.0","type":"link"}