Most Updated and industry-leading technology from Cupinyo. 20% faster than normal chargers. Faster, Smarter, Safer make it better. Suitable for gotrax Scooter Charger. Universal for Li-ion Escooter and Ebike. Upgraded Smart Charger compatible with all 36V batteries with 5.5mm 1 prong DC plug. Does this charger fit your battery? Check the Battery type: 36V Lithium (Li-ion) battery packs. Check the Connector: 5.5mm 1 prong The Brand: smart universal compatible with all brands. It will do a good job if the voltage and connector fit. How to use this Smart Charger? 1.Connect the charger to AC, LED turns GREEN. 2.Plug the 3 Prong output to your Battery. LED turns RED means fast charging. 3.LED turns GREEN from RED means your battery is full charged. 4.Disconnect the charger from AC and your battery. Product description: ◆ Input : 100-130VAC,50/60Hz ◆ Charge voltage: 42V max ◆ Charge current: 2A max. ◆ Indicator: red = charging, green = fully charged ◆ Charger port: 5.5mm/0.216in 1 prong ◆ Product Size: 130*60*35mm/5.1*2.4*1.4in ◆ Product weight: 385g/13.6oz ◆ Cable length: 2200mm/86.6in ◆ Shell material: fire proof ABS + PC synthetic material ◆ Safety protection: OVP (Over Voltage Protection)/ OCP (Over Current Protection)/ OLP (Overload Protection)/ SCP (Short Circuit Protection) Caution: Don’t use when your battery is broken. Monitor the temperature of your battery the first time use this charger. Cut-off the AC when the battery is full charged. Cut off charging immediately if the temperature is too high. It is normal that the charge gets a little bit hot when charging. Don’t cover the charger when charging. Keep the charger away from water, fire, wet or hot.