Features:Name: protection boardSize: (approx.) 60*23mm Color: as the picture showsCharging voltage: 21 VAnload pressure value: 35 VAcharge pressure value: 35 VAnload pressure value: 35 VAnmable current: 56 AC Continuous discharge current: 15 A Over current protection: 50/55/60 ANa current protection delay: 20/25/30mA Single section from power consumption: 30uA Single section between power consumption: 3uA Single section from power consumption: 4.18-/4.22V Over charge recovery voltage 4.05-4. 15 Over Charge Detection Delay: 0.5/1.0/2.0S Single Stretch Over Discharge Detection Voltage: 2.75-2.85 V Over Discharge Recovery Voltage: 2.90-3.20 Over Discharge Detection Delay: 0.5-2.0S Short Circuit/Over Current/Over Current Protection Short Circuit/Over Discharge/Over Current Protection After Auto Load Recovery Is Removed. 200/500/600uS delay short circuit protectionB-to to P resistance normal working state: 5mOmega; Continuous current 15A maximum temperature rise: 25°Operating environment (humidity) relative humidity: ge; 98% (long-term stability under moisture)Working Environment (Temperature) -30 - 80° (in the lower temperature range with long-term stability)Specifications:Product Name: Protection BoardColor: As the picture shown Size: (Approx.) 60*23mm Suitable for: 5-String 15A Li-ion Battery Quantity: 1PcPackage Included:1 × Protection Board1 x Wire Note:1. Transition: 1cm=10mm=0.39 inch.2. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.3. Please allow slight manual measurement deviation for the data.