Feature:1. It is suitable for 16S 60V lithium battery (16S 3.7V li-ion cell). 2. With functions of protection from voltage, current detection, including over-current, overvoltage, under-voltage and short circuit protection. 3. the peripheral protection adopts the aluminum profile heat sink, which has anti-vibration, anti-fall, anti-impact and increasing heat dissipation and strength function. 4. the main control IC adopts the special battery protection with high integration degree, which has reliable and stable function, low self-loss and ESD. 5. has broken line protection function.Model Number: 16S-60V-40A. Type: Lithium battery protection circuit. Nominal Voltage: 60V. Nominal Capacity: 20-80Ah battery.Input Charging Voltage: 68(0.4)V Input Charging Current: 40A Output Discharging Current: 40A Over-Current Discharging Protection: 120A/150A Balance Current: 40mA Balance Voltage: 4.25(0.02)V Over-Charge Protection Voltage: 4.25(0.025)V Over-Charge Protection Voltage Release: 4.15(0.05)V Over-Charge Protection Voltage Delay Time: 1S Over-Discharge Protection Voltage: 2.70(0.05)V Over-Discharge Protection Voltage Release: 3.0(0.1)V Short Circuit Protection Release: Disconnect load Impedance: 20m Operating Temperature: -40-85C Number in series: 16S Size: 120 x 60 x 10mm/130 x 65 x 10mm Application: 16S 60V li-ion battery,Suitable for assembled battery pack, Electric bicycles, electric scooters, motorcycles, electric boats, solar energy, etc. Wiring instructions: Same port for charging and discharging:40A power cable B-: Connect to the negative pole of the battery pack P-/C-: Connect to negative electrode of charger and discharge Material: PCandMetal colour: As shown Package Contents: 1 x Battery Protection Board(Due to different product batches, the appearance may be different, which does not affect use.) 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.