INPUT SPECAC100-240V 50/60HZ
charging voltageDC42V
Charging mode:CC-CV
charge indicatorRed(Charging)Green(Charged Fully)
Charger port: DC5.5mm*2.1mm , GX16 3Prong inline cord
product size132*57*32MM
Cable length:39.4 In / 100 CM
security protection:OVP(Overvoltage protection)/OCP(Overcurrent protection)/ OLP(Overload protection)/ SCP(Short-circuit protection)/OTP(Over-temperature protection)

Warm advice:The charger shows 42 volts, which is normal, your battery may be 36 volts, 42 volts is automatically Adjustment by the battery charge controller.

Tips:
Don't use if your battery connector or polarity not fit.
Don't use for Lead Acid battery packs.
Don't use when the environment is wet.
Cut-off the AC when the battery is full charged.
Don't charge when the battery is broken.
Monitor the temperature of the battery the first time you charge.
If the temperature is too high, cut off charging immediately.
The charger automatically detects if the battery is fully charged and then turns off.