Smart battery flashing light with real-time charging display. Fast charging technology saves charging time and improves efficiency. Built-in over-current protection, leakage protection, and full pulse system for multiple safety protections. Equipped with smart chips and welding chips using advanced electronic components. ABS flame-retardant shell provides fire resistance and durability for safe usage. Automatically identifies positive and negative poles; reverse connection results in zero output. Intelligent timing function automatically shuts down when fully charged to prevent overcharging. Temperature compensation feature automatically powers off in high-temperature conditions. Name: 7 Light Electric Vehicle Charger Model: G71472 Type: 48V 20AH Output Voltage: 48-59V Output Current: 2.6 +/- 0.2A Input Voltage: 200V-220V 50Hz Battery Parameters: 6-DZM-20 Dimensions: 18 x 8 x 6 cm / 7 x 3 x 2.4 inches Plug Type: EU Plug Color: Black Material: Plastic Package Contents: 1 x Electric Vehicle Charger Note: Light and display differences may cause slight color variation between image and actual item. Measurement error allowed is +/- 1-3 cm.