Low noise operation causes no disturbance for your family.With 400mAh large capacity battery, it can work for a long time.Mini compact size with light weight is suitable for carrying outisde.Designed with egg shape, it is cute and attractive.Ergonomic hollow design makes it more comfortable to use.1800DPI ensures quick response and smooth operation.Item Name: Wireless MouseMaterial: PlasticBattery Capacity: 400mAh (Included)Switch Operating Force: 60±15GFButton Operating Force: 80±20GF3D Button Operating Force: 170±30GFSwitch Service Life: 10 Million TimesWireless Distance: 10m±5%MWorking Voltage: DC3.7v±5%Working Current: ≤8mATemperature: -45-50 Degree CelsiusHumidity: No More than 85%RHFeatures: Cute, Wireless, Rechargeable, Computer AccessorySize: 8.6cm x 6.5cm x 3.9cm/3.39" x 2.56" x 1.54" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Wireless Mouse1 x USB Charging Cable