【Specially designed】ONLY for Xiaomi 4 Pro electric scooters. NOT for Xiaomi M365/1S/PRO/PRO2. Note: Please check the interface size before purchasing. If you have a problem with the product, please contact us first. 【Fast charging】input: 100-240 VAC, 50/60 Hz, 2 A max. Output: 41 V 2 A. While charging, the red light comes on. When fully charged, the green light comes on. Automatic disconnection when fully charged. 【Fast Heat Dissipation】With aluminum heat sink, with a good thermal design, the device can cool better, in accordance with the principle of hot air flow, prolonging the service life. Please avoid charging in an environment below -20 °C or above 40 °C. 【Long service life】The entire charger is made of a black flame-retardant polycarbonate shell. The lifespan is longer than most chargers on the market. The charging cable is long enough to charge your scooter anywhere. 【Reliability】Certified power adapter, safe and reliable, provides complete protection for your scooter