Mice & Trackballs Product model: i2Working method: Photoelectric sensorConnection method: 2.4G wirele USB; Bluetooth wireleReceiving distance: 10 metersCharging current: 200mABattery capacity: 120mA built-in lithium batteryCharging voltage/charging current: DC 5.0V/500mAWorking current: 4mA / 0.75mA in intelligent power saving stateSensitivity: 1200/1600/2400/3200dpi four levels adjustableProduct size: 31X39X75mmProduct weight: 38.5g (including receiver)Applicable systems: 2.4G wirele USB edge connection: hardware with standard USB interface (USB Type-A), Mac OS/Windows XP/Linxu/7/8/8.1/10/11 or higherPackage Contents:Mouse body 1 pieceMicro receiver 1 pieceUSB-TypeC charging cable 1 pieceInstruction 1 piece* Ergonomic design: The mini horizontal mouse removes the burden on the tail, and the stretch gesture closest to the natural gesture can relieve the fatigue caused by wrist support.*Small and convenient: The ultra-small size is easy to carry, and it can also be easily operated and used on laptop, and can be easily carried in a pocket.*Photoelectric sensor connection: with a USB-Type C interface, it is suitable for easy connection to computers with various interfaces, and it is stable to hold and can be directly operated on clothes.*4-speed DPI sensitivity adjustment: When the mouse is powered on, after preing the mouse sensitivity/dpi switch, the mouse sensitivity will scroll up to adjust one level, and the blue indicator light of the mouse will flash 1 to 4 times, indicating that the mouse sensitivity is in the first (1200dpi) to the fourth level respectively. (3200dpi). The factory default is 1200dpi.*You will get: mouse body, micro receiver, USB-Type C charging cable, USB-TypeC converter , instruction manual.Note: Products with electrical plugs are designed for use in the US. Outlets and voltage differ internationally and this product may require an adapter or converter for use in your destination. Please check compatibility before purchasing. A.Widen the width of the mouse in the left and right directions, so that the user can fully control the mouse without continuously clenching the palms and fingers when holding it. B. Shorten the tail to move the center of gravity forward. The mouse can be completely controlled by the fingers alone. It is no longer neceary to use the palm to aist in controlling the tail, and it is no longer neceary to rub the wrist to aist in controlling the movement of the mouse, which can prevent the wrist from being rubbed and compreed. Causes calluses and pain. C. Multiple posture support: Because it is easy to be controlled, the user can operate the horizontal mouse in a variety of different postures. This can protect the user's health by allowing the user to work in a different position (using different muscle groups) after fatigue occurs, or by allowing the mouse hand patient to avoid stre on the painful area.