Smart battery light with real-time charging display. Fast charging technology saves time and improves efficiency. Features over-current protection, leakage protection, and full-charge protection for multiple safety functions. Utilizes smart electronic components for intelligent control and reliable welding. Equipped with an ABS flame-retardant shell that is fire-resistant and durable for safe usage. Automatically identifies positive and negative poles to prevent reverse charging. Intelligent timing function automatically shuts down after full charge to prevent overcharging. Includes temperature compensation; automatically powers off in high-temperature conditions. Name: 7 Light Electric Vehicle Charger Type: 72V 50AH Output Voltage: 72–88.8V Power: 550W Output Current: 5.5 ± 0.2A Input Voltage: 220V AC 50Hz Battery Parameters: 6-DZM-50 Size: 18 x 8 x 6 cm / 7 x 3 x 2.4 inch Plug Type: EU Plug Color: Black Material: Plastic Package Includes: 1 x Electric Vehicle Charger Note: Other items not included. Lighting and display differences may cause slight color variation from the actual product. Measurement allows an error of ±1–3 cm.