Smart Electronics 4S 40A Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board For 14.8V 16.8V Lipo Cell Module
4S 40A Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board For 14.8V 16.8V Lipo Cell Module
4 string 16.8V 40A lithium battery protection board (comes with recovery function-AUTO Recovery)
Scope: Nominal voltage of 3.6V, 3.7V lithium battery (including 18650,26650, polymer lithium battery)
Product Size: 45 * 55 * 3.4mm (Standard Edition / Enhanced), 46 * 60 * 3.4mm (balanced version)
Product weight: 9.3g (standard / enhanced version), 10.3g (balanced version)
Charging voltage: 16.8V - 18.1V