Features: Brand new and high quality Press key to switches the value, four levelcan be switched: 800-1200-2400-4800,which the value is 1200dpi. LED button is for light control, as following: colorful streaming light, Mixed color flow, Colorful , Colorful Breathing. Colorful, Turn light. The Mouses will enter the first level of hibernation without in 1, if for 10minute, the Mouses will enter the depth of hibernation, key randomly can wake the Mouses. when the Mouses is charging, the redness light of wheel, charging is completed after the redness light. When the Mouses battery reaches lower than the normal use requirements, the Mouses decorative light will go out, the is not normal, after charging, the Mouses works normally. Re-charging time: 2.5-3 hours for charge. Specifications: Brand/Model: 2Mode wireless Mouses Type: 2.4GHz/BTcompatible 5.1 Rate of return: 125HZ Movement speed: 30IPS Operations Mode: electronic Power Type : Rechargeable Number : 7key Key life : 5 million switches Wireless distance : 10m Battery capacity : 650mAh 800-1200-2400-4800DPI Rates current : 3.7V / 10mA Color：Black,White(optional) Package Includes: 1Set 2Mode Wireless Mouses note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item. Thanks!