Features1Strong Performance and Compatibility: Input of , output of 42V 2A, and a standard output connector (DC 5.5 x 2.5mm) for usability and compatibility. 2Multiple Protections for Safety: Equipped with intelligent over voltage protection, overload protection, and short circuit protection, ensuring reliable and safe power supply. 3 Compatibility: Our charger adapter allows for smart and fast charging, ensuring faster and safer charging. It provides stable voltage, reliable safety, and strong compatibility to meet the power supply needs of different devices. 4Plug and Play Design: Compact and easy to install, just simply plug and play for stable and convenient use. You can use it with confidence. 5Efficient Heat Dissipation: The charger features heat dissipation, ensuring that the power supply temperature remains within the acceptable range.SpecificationItem Type: ElectricBicycleChargerMaterial: Plastic, MetalOutput Connector: DC 5.5 x 2.5mmWeight: 311g/10.97ozPackage List1 x Charger1 x Power cord