ship from Japan MX ERGO size: Height 132.5 x Width 51.4 x Depth 99.8(mm) Unifying receiver size: Height 18.4 x Width 14.4 x Depth 6.1(mm) MX ERGO Weight: 164g (without metal plate/receiver) / Weight: 259g (with metal plate/without receiver) Unifying receiver weight: 2g Unifying receiver: Required: USB port Windows 10 or later, Windows 8, Windows 7, macOS X 10.12 or later Bluetooth: Required: Bluetooth low energy, Windows 8 or later, macOS X 10.12 or later One full charge lasts up to 4 months, and one minute of charging is enough for one day of use. Reduces muscle tension by 20% compared to a regular computer mouse. Operating distance: max. 10 m (depends on operating environment and conditions)
