Racing-inspired look with an RGB light strip and matte shell. The W-04 connects over 2.4 GHz or Bluetooth and recharges via USB-C.
- Dual mode: 2.4 GHz wireless + Bluetooth
- Cycling DPI: 400 / 800 / 1600 / 3200 / 5000 / 10,000 with colour indicator (remembered)
- RGB lighting
- Built-in 500 mAh lithium battery, USB-C charging
- Red LED optical sensor
- Size: 112 × 70 × 39 mm; weight: approx. 76 g
