Specifications:

Model: HX-2S-A2 Overcharge voltage range: 4.25-4.35v ± 0.05v
Size: 17.5 * 17.5 * 3.2mm over discharge voltage range: 2.5-3.0v ± 0.05v
Upper limit operating current: 5A Operating temperature: -40 — +50 °
Upper limit instantaneous current: 7A Storage conditions: -40– +80 °
Quiescent current: less than 10uA Effective life: more than 50,000 hours
Internal resistance: less than 300mΩ Short circuit protection: can be protected, need to charge recovery
Charging voltage: 8.4V-9V

Welding point Description:

B + connected to the battery positive;
B-connected battery negative;
BM connects the battery 1 to the connection point before the battery 2;
P + connected to the charge / discharge side of the positive (charge side / discharge side shared);
P-connect / discharge terminal negative (shared with charge / discharge).

Note:

The protection board can not be used for lithium iron phosphate battery, hernia lamp, hand drill battery pack, electric fish battery pack, electric bicycle battery pack, children’s car battery, 775 (4A) motor, 1W fish eye LED light, Please pay attention to the combination of the purchase of customers!