Model: BCTA + 71420-1700 71w

Input: 100-240V ~ 50 / 60Hz 2.0A Max

Output: 42V --- 1.7A rotating lamp current: 100-200ma

LED indicator: red light means charging, green light means full

Nanbo Xiaomi scooter and No. 9 scooter are common, Es1 / ES2 / es22