Key Attributes Model: GM220 Connection Methods: 2.4 GHz / Wired / Bluetooth Battery Capacity: 500 mAh rechargeable battery DPI Levels: 400 / 800 / 1200 / 1600 / 2400 / 4800 Button Lifespan: ~20 million clicks Sensor: PAW3212 Dimensions: 115 × 59 × 37 mm Weight: ~74.5 g (may vary by color)