Smart battery charging with real-time indicator light display. Fast charging technology saves time and improves efficiency. Equipped with over-current protection, leakage protection, and full-charge protection for multiple safety features. Intelligent system automatically identifies positive and negative terminals and prevents reverse charging output. Auto shut-off when fully charged to prevent overcharging. Built-in temperature compensation; automatically reduces output in high temperatures and shuts down if overheated. Durable ABS flame-retardant housing provides fire resistance and enhanced durability. Compatible with 60V 20AH batteries. Specifications: Type: 60V 20AH Output Voltage: 60-74V Output Current: 2.6A ± 0.2A Input Voltage: 200-220V 50Hz Battery Compatibility: 6-DZM-20 Dimensions: 18 x 8 x 6 cm (7 x 3 x 2.4 in) Color: Black Material: Plastic Package Includes: 1 x Electric Vehicle Charger Note: Light and screen display differences may cause slight color variations from the actual product. Measurement error allowed is ±1-3 cm.