3s 12.6V 40A lithium battery protection board:
Scope of application: It is suitable for lithium batteries with a nominal voltage of 3.7V and a full voltage of 4.2V (including 18650, 26650, polymer lithium batteries, and no size restrictions)
Product size: 41*55*3.4mm (enhanced version), 41*60*3.4mm (balanced version)
Product weight: 8.8g (enhanced version), 9.8g (balanced version)
Charging voltage: 12.6V~13.6V
Continuous discharge current (upper limit): 40A (If the heat dissipation environment is not good, please reduce the load current to use)
Continuous charging current (upper limit): 20A
Enhanced version: suitable for electric drills with starting current below 80A and power below 170W.
Balanced version: It is suitable for electric drills with starting current below 80A and power below 170W, with equalizing charging function.