Min. Order Reference FOB Price
20 Pieces US$0.60-1.90 / Piece
Product Description
Fast Charging 3.7V Lithium-Ion Battery Cell 21700 4000mAh Rechargeable Li Ion Cylindrical Battery Product Parameters Quick details: Nominal voltage 3.7V 21700 Battery Nominal capacity 4000mAh Continuous discharge current 5C Type 21700 Lithium ion battery Over charge protection 4.25 ...