Charging Adapter This is a perfect replacement charger compatible with lithium-ion batteries. Built-in safety chips fully protect against overcharge, overcurrent, short circuit, etc. Made of durable and fire-resistant material, you can use it easily and freely compatible with charging. Wide compatibility Environmentally friendly material Durable Lightweight and portable Features Professional lithium-ion battery charger, perfectly compatible with replacing your broken or lost battery, widely used compatible with headlights, toy cars, balance cars, etc. Wide voltage input, supports universal AC input voltage standards within 100-240V. High efficiency, safe and fast charging, 2A large current output. Built-in stable performance chips protect the battery from overheating, overcharging, overcurrent, and short circuit. Made of environmentally friendly material, safe and anti-interference, durable to use. LED indicator clearly shows the charging status. Wide compatibility Compatible with a variety of electronic devices. High-efficiency conversion High power density design, energy saving and reduced emissions. Lightweight and portable Small size, light weight, easy to carry, good companion compatible with travel and business trips Environmentally friendly material Flame retardant and fire resistant materials are used compatible with ensuring safety and reliability compatible with long-term use. LED indications The charging status is displayed intuitively and does not interfere when used at night. Durable Strict quality tests ensure long-term stable output and extend service life. Specification 100% brand new and high quality. Simple construction, smooth operation. Suitable compatible with 017 018 MS170 MS180. It has convenient replacement, stable performance and high reliability. Easy and reliable installation, directly replace the old and broken one. Specification: Material: Metal Color: As the picture shown Package list: Material: ABS Color: Black Plug Type: US, EU, UK (Optional) Input: AC 100-240V 50Hz/60Hz 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: 110g Note Please note that the new type and the old type of this product will be sent randomly, and make sure you do not mind before ordering.