Smart battery charger with flashing LED indicator for real-time charging status display. Fast charging technology saves time and improves efficiency. Built-in over-current protection, leakage protection, and full pulse functionality for multiple layers of safety. Equipped with intelligent chips, SMT technology, and welded electronic components for reliable performance. Features an ABS flame-retardant housing that is durable and fire-resistant for added safety. Automatically detects positive and negative terminals; delivers zero output if reverse polarity is detected. Intelligent timing control with automatic shutdown upon full charge to prevent overcharging. Includes temperature compensation; automatically powers off in high-temperature conditions to prevent overheating. Specifications: Type: 48V 20AH Output Voltage: 48-59V Output Current: 2.6 +/- 0.2A Input Voltage: 200V-220V 50Hz Battery Parameters: 6-DZM-20 Size: 18x8x6cm / 7x3x2.4in Color: Black Material: Plastic Package Contents: 1 x Electric Vehicle Charger Note: Light shooting and different displays may cause slight color variations between the image and the actual item. Measurement allows an error of +/- 1-3cm.