Features: Built-in for protection chip to effectively prevent overheating overcharging for protection Lightweight PC+ABS for shell, save space and portable Support GPW/GPW Second Gen wireless charging Magnetic positioning for easy installation Fit for GPro Wireless/ G Pro X Superlight/ G403 Wireless/ G502 / G703/ G903 Lightspee d When charging the mouse wirelessly, it is not related to the mouse's lighting. You can use the official driver software G Hub to view the battery level in real time. The charging level will stop at 85% -96% and will not reach a fully charged state. It is consistent with the official wireless charging powerplay, and it is not a product issue, but rather the internal protection device of the mouse will not cause it to become fully charged. Specifications: Item: Wireless Charging Module for Mouse Fit for:for GPro Wireless/ G Pro X Superlight/ G403 Wireless/ G502 G502 / G703/ G903 Lightspee d Input Power: 5V 0.1A Output Power:5W Protocol ： Wireless Charging Protocol Size:approx 34X34X4.5mm/1.34x1.34x0.18in Material: ABS Package Includes: 1 PC x Wireless Charger note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.