1. The source line is very well made, and the line length is about 1.5 meters.
2. you can see the power cord core is 2 18AWG inner core 0.824MM².
3. Power cord model UP-117 Unielec produced by UMC Electric.
4. The front of the power supply has an indicator, red when charging, green when full
5. The label picture on the back of the power supply is as follows, SEGWAY 71W 42V BCTA+71420-1700 Input 100-240V Output 42V1.7A.
Multi-circuit design protection, short-circuit protection, over-current protection, abnormal temperature protection and automatic shutdown to ensure stable and worry-free charging.
Charge anywhere, anytime: Segway charger can accept a wide range of power output between AC100v~240v, and is compatible with different voltage limits.
UL and CE certification: To ensure the reliability of the product, Segway chargers use high quality components and have UL and CE safety certifications.

Can be used on ES1/ES2/ES4/E22/E25/G30LP electric scooter
Can also be used on Xiaomi Mijia 9 electric scooter (because it is also a Segway OEM) 
Electric kick scooter, the model is: BCTA71420-1700, large garden mouth inner pin, output 42V1.7A.
The official Segway Ninebot charger is designed specifically for charging the Segway Ninebot ES1, ES2 and ES4 scooters with 42V 1.7A.
Multi-circuit design protection, short-circuit protection, over-current protection, abnormal temperature protection and automatic shutdown ensure stable and worry-free charging.
Charging anywhere, anytime: Segway chargers can accept a wide range of power outputs from AC100v to 240v and are compatible with different voltage limits.
UL and CE certification: To ensure the reliability of the product, Segway chargers use high quality components and have UL and CE safety certifications.

1.Package: 1PCS

2. Warranty period: 120 days