From WLMouse
* Features: - Weight: 42 ±1Grams - Sensor: PAW 3950 HS - Polling Rate: 125-8000Hz (Adjustable) - Material: Magnesium Alloy + ABS Plastic Bottom * Dimensions: - Length: 4.96 inch / 126mm - Width: 2.56inch / 65mm - Height: 1.54in / 39mm - Weight: 42 ±1g * Specifications: - MCU: Nordic 52840 - Sensor: PAW3950 HS - Polling Rate: 125-8000Hz (Adjustable) - Encoder: TTC Dust-Proof silver - Switches (Main): TTC Nihil Transparent Black Dot / Omron Opticals - Side Buttons: Omron Blue Dots - Battery: Lithium-Ion Polymer 300Mah Capacity - Reciever: Nordic 52820, High Speed Chip * Package Contents: - Wireless Mouse *1 - USB-C Cable *1 - 8K Dongle *1 - Nano 1k *1 - User Manual *1 - PTFE Skates*1 - Mouse Grip Tape *1 - Carrying Case *1