Smart battery flashing light, charging battery real-time display. Fast charging, saving charging time and improving efficiency. Over-current protection, leakage protection, full , multiple protections. Smart , technology, and welding all smart electronic components. The of ABS -retardant shell, fire-resistant and strong, let you more assured. Automatically identify the positive and negative poles, and reverse the charging output. Intelligent timing, automatic shutdown after full charge, to the battery is overcharged. Temperature compensation, high temperature in , automatic off when over temperature. Specifications Type: 60V 20AH Output Voltage: 60-74V Output Current: 2.6 +/- 0.2A Input Voltage: 200V-220V 50Hz Battery Parameters: 6-DZM-20 Size: 18x8x6cm/7x3x2.4in Colour: Black Material: plastic Package Contents: 1 x Electric Vehicle Charger Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.