description: brand new, high quality feature: 1. Pure copper coil, high magnetic permeability, low loss, ensure fast charging. 2. You can charge the battery directly. 3. The charging current is about 5V1A. 4. It can be directly connected to the motherboard of the mobile phone, and the mobile phone will display the wireless charging status. 5. Red is positive and gold is negative. The wires can bend freely. specification: Material: Copper Size: 2x2cm / 1.73x0.79x0.79in Colour: Black Quantity: 1 piece note: Transition: 1cm = 10mm = 0.39inch. Due to manual measurement, please allow 0-1 for cm error. Before you bid, make sure you do n'for t mind. Due to differences between monitors, the picture may not reflect the actual colors of the item. Thank you! The package includes: 1 x receiver module (Other accessory demonstrations are not included in the figure.)