Geartist® GC03 Universal Balance Scooter Charger Adapter for Two Wheels Smart Self Balancing Scooters Drifting Board 42V 2.0A

Charging requirements/input: 100-240V 50 / 60HZ, Output: 42V-2A (max).
Include a power cable
Charging temperature: -10 degree centigrade –50 degree centigrade
The best charge temperature is 0 degree centigrade ~50 degree centigrade . Over cold and over heat will not completely full of battery.
High efficiency, more safe.