New Pebble Mute Mouse M350 Bluetooth Dual Mode Wireless Mouse 2.4GHz Office Mouse Multiple styles to choose from Description: Number of keys: 3 (keys) Interface: USB Wireless transmission frequency: 2.4GHz Does ergonomics suppt: suppt Adjustable resolution: 3rd gear below Operating distance: 10(m) Specifications: Warm shape comftable h feeling Fashion, light lovely Interpret energy in silence. Fashion appearance can show personality, but also exquisite light. Jingshan Jingmei's familiar key feel interprets energy with quiet Multi-link, Bluetooth 2.4G receiver easy link Easy to adapt to a variety of scenes, coffee table, bed can provide comftable experience Installing the battery is convenient quick to use. Package Included: 1 Mouse, 1 Receiver Notes: The battery needs to be purchased by the customer. andnbsp;