42V 2A Electric Scooter Charger, Universal Battery Charger for Balancing Hoverboard – 3-Pin 9mm Interface Name: Electric Scooter Battery Charger Color: Black Input Voltage: 100-240V AC Input Frequency Range: 50-60 Hz Output Voltage: 42V DC (for 10S Li-ion 18650 battery pack, compatible with 36V systems) Output Current: 2A External Diameter of 3-Hole Interface: 9mm (approximately 8.86mm) LED Indicator: Red light indicates charging in progress, green light indicates fully charged Lightweight, compact, stable, and highly efficient design ensures safe and reliable charging. Built-in protection mechanisms effectively prevent short circuits, overvoltage, overload, and other issues to protect your device during charging. Safety and Reliability: Constructed from high-quality materials with strong durability and long service life. Features an aluminum heat sink and optimized thermal design for improved power efficiency and performance. Compatible with most electric scooters and hoverboards using lithium-ion 36V batteries with a 3-pin 9mm charging port. This charger has a three-hole connector with an approximate diameter of 9mm—please verify the connector size of your original charger before purchase. Wide input voltage range (100-240V) makes it suitable for international use. Designed for fast charging with maximum output power of 42V/2A. The LED indicator allows you to monitor the charging status easily: red light during charging, green light when fully charged and ready to use. Compatible with various electric scooters and two-wheeled self-balancing boards. An excellent replacement charger for riders needing a reliable and safe charging solution. Note: If the indicator remains green but the device does not charge, possible causes include prolonged non-use of the hoverboard or a faulty charger. Please inspect the connections and ensure compatibility with your device.