Features:Copper core enables this lithium battery charger adapter to work for a very long time. 21V/1A helps achieve a fast charging. Made of fire-proof PC engineering plastic alloy, which makes it heat-resistant. Multi-level protections of over voltage protection, short-circuit protection, over current protection and so on make sure a safe charging. Adopting 100-240V wide voltage to make it suitable for different areas. Specification:Product type: Lithium Battery Charger AdapterMaterial: ABSInput voltage: 100-240V 50HZ/60HZPort: 5.5 x 2.5mmOutput current: 21V/1APlug: EU plugPackage size: approx. 7.4 x 4.1 x 5.3 cm/ 2.9 x 1.6 x 2.1 inPackage weight: 66g/ 2.3ozPackage List:1 x Lithium Battery Charger Adapter.Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!