Specifications: Brand BIKIGHTMaterial ABSInput Voltage 220 V Output Voltage 59 V Charge Current 3.5A-4 A Fit For Lead-acid Battery Color Black Plug Type US Plug Weight 500g Feature:1. Dual timing multi-function battery charger.2. Prevent overcharging.3. Prevent short circuit & cut off power supply automatically.4. Prevent low / high voltage.5. Automatic protection when the temperature is too high.6. Three-phase pulse charging:constant current charging, constant voltage charging, floating charging mode.7. Suitable for most models ofelectric bicycle. Package Included:1 x Battery Charger