HX-2S-JH20 BMS 2S 10A 7.4V 18650 lithium battery protection board 8.4V balanced

Model: HX-2S-JH20
Overcharge voltage range: 4.25 +/-0.05v
Over-discharge voltage range: 3.6v+/-0.1v
Upper limit working current: 10A
Working temperature: -40—+50 degree
Upper limit instantaneous current: 20A
Storage condition: -40– +80 degree
Quiescent current: less than 10uA
effective life: more than 50,000 hours
Internal resistance: less than 300m ohm
Charging voltage: 8.4V-9V