You can buy the second charger and keep it at your work / school / gym etc., to have a convenient charging point in your favorite place without the need to carry the charger from your home.
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Description:
Original charger for Xiaomi Mijia M365 Electric Scooter (suitable for Segway Ninebot ES2 too)
Input voltage:100-240V max 2A
Output voltage:42v 1.7A