21V 2A AC/DC power adapter for safe charging of lithium-ion batteries

Features: 1. Professional lithium-ion battery charger, perfect for replacing your broken or lost battery, widely used for headlights, toy cars, balance cars, etc. 2. Wide voltage input, supports universal AC input voltage standards. 3. High efficiency, safe and fast charging, large 2A current output. 4. Built-in stable performance chips protect the battery from overheating, overcharging, overcurrent, and short circuits. 5. Made of environmentally friendly material, safe and anti-interference, durable to use. Specifications: This is a perfect replacement battery charger for lithium-ion batteries. Built-in safety chips fully protect against overcharging, overcurrent, short circuits, etc. Made of durable and flame-retardant material, you can use it easily and freely for charging. Features: Professional lithium-ion battery charger, perfect for replacing your broken or lost battery, widely used for headlights, toy cars, balance cars, and more. High efficiency, safe and fast charging, large 2A current output. Built-in stable performance chips protect the battery from overheating, overcharging, overcurrent, and short circuits. Made of environmentally friendly material, safe and interference-free, durable to use. The LED indicator clearly shows the charging status. Specifications: Material: ABS Color: Black Output: DC 21V 2A Output Port: 5.5 * 2.5mm Adapter Size: Approx. 8.5 x 4.5 x 3 cm / 3.3 x 1.8 x 1.2 inches Package weight: 110 g Package list: 1 x power adapter Note: Please be aware that the new and old types of this product will be sent randomly, and make sure this is acceptable to you before ordering.