Razer Wireless Mouse Charging Dock Mouse Dock Chroma [RC30-03050200-R3M1] Razer gaming mouse charging dock. Operation confirmed. Please be aware that this is a used item. The items in the photos are all that are included. 【Compatible Devices】 ・DeathAdder V2 Pro ・Naga Pro ・Viper Ultimate ・Basilisk Ultimate etc. ＜Product Description (excerpt)＞ ● Magnetic dock that charges wireless mice simply by placing them on it. ● Lighting changes from green to red depending on the battery level while charging. ● Supports Razer Chroma RGB, which allows for customization of 16.8 million colors and effects. ● Non-slip sole securely fixes the dock to the desk.