{"product_id":"403858-850mah-battery","title":"403858  850mAh battery","description":"\u003cp\u003eThe YDL 403858 is a 850mAh 3.7V rechargeable lithium polymer (LiPo) battery measuring 4 x 38 x 60 mm including the protection board and weighing about 18.1 g. It arrives with a built-in PCM protection circuit, 50 mm 26 AWG lead wires and a JST PH2.0 (PHR-2) 2-pin connector already fitted, so it can drop straight into your device.\u003c\/p\u003e\n\n\u003ch3\u003eTypical applications\u003c\/h3\u003e\n\u003cp\u003eIoT sensors, smart home devices \u0026amp; handheld electronics:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSmart home sensor\u003c\/li\u003e\n\u003cli\u003eDoor lock\u003c\/li\u003e\n\u003cli\u003eGPS tracker\u003c\/li\u003e\n\u003cli\u003eElectric toothbrush\u003c\/li\u003e\n\u003cli\u003eBeauty device\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCustom options\u003c\/h3\u003e\n\u003cp\u003eThe lead length and connector type can be changed to match your build. The capacity is fixed by the cell size, so if you need a different capacity tell us the space you have available and we will point you to the right model.\u003c\/p\u003e\n\n\u003ch3\u003eSafety notes\u003c\/h3\u003e\n\u003cp\u003eThe red lead is positive (+) and the black lead is negative (-). Do not reverse the polarity, charge above 4.2 V, puncture the cell or expose it to open flame. Always charge with a constant-current \/ constant-voltage LiPo charger.\u003c\/p\u003e","brand":"YDL Battery","offers":[{"title":"Default Title","offer_id":45713074487449,"sku":"YDL403858","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/8613\/4937\/files\/ydl-403858-850mah-hd_d825bb94-ead7-4488-b828-63913d99fd3c.png?v=1784980999","url":"https:\/\/ydlbattery.com\/pt-gb\/products\/403858-850mah-battery","provider":"YDL Battery","version":"1.0","type":"link"}