This is an HX-2S-A2 Circular 2S 8.4V BMS 18650 Lithium Battery Protection Plate with short circuit, overload, discharge and overcharge protection. Due to its small size, excellent performance and low cost, the product is suitable to meet a wide range of requirements. Features : Safe and reliable to use. Small and compact. Easy connections. Specifications: Model: HX-2S-A2 Overcharge voltage range: 4.25-4.35V ± 0.05V Overpressure voltage range: 2.5-3.0V ± 0.05V Charging Voltage: 8.4V-9V Upper limit operating current: 5A Operating Temperature (°C): -40 to 90 Quiescent current: less than 10uA Internal resistance: less than 300mOhm Diameter (mm): 18 Thickness (mm): 3 Connections : B : Connected to the battery positive B-: Connected battery negative MB: Connect the battery 1 to the connection point before battery 2 P : Charge / discharge side positive (shared charge / discharge side) P- : Connection / discharge terminal negative (charge / discharge side shared) Note: The battery will heat when using it, it means the battery does not apply, please don’t keep using because the battery will be damaged soon. The protection board cannot be used for lithium iron phosphate battery, hernia lamp, hand drill battery pack, electric fish machine battery pack, electric bicycle battery pack, children’s car battery, 775 (4A)motor, 1W fish eye LED light! Package Includes : 1 x HX-2S-A2 Circular 2S 8.4V BMS 18650 Lithium Battery Protection Plate
