User's Manual Part 1

Type Lithium Battery
Charging Time 3 hrs
Voltage 48 V
Weight 1.7 kg (Only for reference, be subject to actual weight)
Initial Capacity 4400 mAh
Working Temperature -20℃~60℃ (Recommend 0℃~45℃ )
Charging Temperature 0℃~45℃ (Recommend 10℃~30℃ )
Relative Humidity of Storage 80±25% R.H.