Wiring mode: same port Single battery over-discharge voltage: 2.7V±0.08V Continuous working current: 20A/30A Overcurrent recovery conditions: charge recovery / disconnect load Short-circuit recovery conditions: charge recovery / disconnect load Single battery overcharge voltage: 4.25V±0.025V Continuous charging current: 20A/30A Charger voltage: 56V-60V (recommended) Charging over temperature: 63℃ Discharge over temperature: 85℃ Working power consumption: less than equal40uA Main circuit conduction internal resistance: less than equal15mohm Temperature range: -40 to +80°C Disconnection protection: support Cable size: 2.0MM pitch/40CM length Colour:As shown Material:PC+Metal<br><br>Package Contents: 1 x Protection Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.