Features: 1. Suitable for M365 and for S1 / S2 / S3 / S4 foldable electric scooters and for S1/S2/S4 scooter, balance bicycle, electromobile of 36V lithium battery the same type of charging head 42V charger. 2. LED charging indicator, the red light is on when charging, and the green light is on when the battery is full. 3. 42V-2000MA output can charging quickly and help you to save time. 4. It is a perfect replacement for the broken charger. 5. Generally, the charging time of 7.8AH battery is about 2.5 hours, which depends on your battery capacity. The larger the battery capacity is, the longer the charging time will be. Specific charging time and battery internal power related, it is recommended not to use up the battery power to charge again, as far as possible, the damage to the battery and charger are relatively large. Specification: Type: Battery Charger Colour: BlackModel: JYH-4202 DC head interface length & outer diameter: approx. 7mm x 8mm / 0.3in x 0.3in DC head interface inner diameter: approx. 5.5mm / 0.2in Input: 110-220VAC, 50/60HZ, 1.5A Output: 42V-2000MA Plug type: US plug 110-240V / EU / UK plug 220V (optional) Charger Size: Approx. 135 x 60mm/5.3 x 2.4in Package list: 1 x Battery charger 1 x Power cord Note: 1. Please kindly make a note if you need any plug adapter. 2. Please make sure that the length and diameter of the DC charging head of your device are consistent with our products before purchasing the product.3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.