Features: Brand new and high quality The hand-fitting feel is comfortable and ergonomic designed, the skin-friendly feel is non-slip and sweat-proof, and it is more comfortable to use. Dual-mode connection,which can not only meet the daily connection of various devices, but also ensure the accuracy of the mouse without delay, without sticking, and the best-choice for office entertainment Charge once to accompany for 60days, low power consumption and energy saving technology, bid farewell to the trouble of frequent charge The left and right buttons are silient, high and durable, you can have quiet use environment whether in office or in the quiet library. If the mouse is not used for long-time, it will automatically enter the sleep mode. Move the mouse or press any keys to wake the mouse. Specifications: Material:ABS Color:Blue/White/Green/Pink/Milktea Working mode: 2.4G+Bluetooth-compatible 5.1 Rate of return: 125HZ Moving speed: 30inchs Refresh rate: 4800 frames/second Acceleration: 10G Voltage-current:3.7V/30mA Battery capacity: 500mAH Working range: 10m Length of charging line: 30cm DPI: 800/1600/2400 Adjustable Size: Approx.11.2x6x2.6cm/4.41x2.36x1.02inches Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Wireless Mouse 1x USB Receiver 1x USB Receiver Cover 1x Charging cable 1x Instructions in English