It comes with 16.8M true RGB color illumination across 2 zones, with 6 customizable dynamic lighting effects. Other features include the ARM based 32-bit MCU with on-board 64Kb flash memory, 8 programmable buttons and metal scroll wheel design. Use the iTAKE software to customize macros, game profiles and RGB lighting effects; SyncALL RGB colors via the TT SYNC function for Thermaltake Gaming peripherals.P/N: GMO-TMF-HYOOBK-01 COLOR: Black SHAPE: Ambidextrous for right hand and left hand NO. OF BUTTONS: 8 NO. OF MACRO KEYS: 4 ON-BOARD MEMORY SIZE: 64Kb OMRON SWITCHES: 50 Million click lifecycle USB CABLE LENGTH: 1.8m GRAPHICAL UI: TT iTAKE Software GOLD-PLATED USB: YES DIMENSIONS: 128 X 64 X 37 mm (L x W x H) NET WEIGHT: 117 g (Mouse only) LED COLOR: 16.8 Million RGB Colors LIGHTING EFFECTS: Static, Pulse, RGB Spectrum, Wave, Reactive, Blink WIRELESS RANGE: 2.4G & Bluetooth : 10M BATTERY LIFE: 2.4Ghz : Up to 36 hours with lighting or 100 hours with lighting turned off. Bluetooth 5.0 :Up to 52 hours with lighting or 200 hours with lighting off. SENSOR NAME: PIXART PMW-3335 SENSOR TYPE: Optical DPI: 100 ~ 16000 DEFAULT DPI: 800, 1200, 1600, 3200, 6400, 16000 IPS: 400 ACCELERATION: 40g POLLING RATE: 1000Hz, 500Hz, 250Hz or 125Hz (1ms, 2ms, 4ms or 8ms)