Smart battery flashing light indicates charging status in real time. Fast charging technology saves time and improves efficiency. Features over-current protection, leakage protection, and full pulse charging for multiple layers of safety. Built-in smart chips and electronic components ensure reliable performance. Welding chips and internal technology utilize advanced smart electronics. Constructed with an ABS flame-retardant shell for fire resistance and durability, providing added safety during use. Automatically identifies positive and negative poles; reverse polarity results in zero output to prevent damage. Intelligent timing system automatically shuts down when charging is complete to prevent overcharging. Includes temperature compensation that 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: 18x8x6cm / 7x3x2.4inch Plug Type: EU Plug (compatible with Indonesia, Germany, France, Spain, Italy, and other EU regions) Color: Black Material: Plastic Package Contents: 1 x Electric Vehicle Charger Note: Light and display differences may cause slight variations between the product color in images and the actual item. Measurement error allowance is +/- 1-3cm.