Welcome to the store! Features: 1. High quality and fine workmanship, durable and practical. 2. Ergonomic design, stylish appearance, comfortable feel. 3. Reasonable size, light weight, easy to carry and use. 4. Folding design, convenient for you to store, does not take up desktop space. 5. Flattening means shutdown and low power consumption. 6. With a simple touch, you can browse web pages, and the sensitivity is high. Item Type: Mouse Material: ABS Color: Black Size: Approx. 130*57*16mm / 5.1*2.2*0.6 inches Photoelectric resolution: 1600dpi Number of keys: 4 (Keys) (Two-point touch) Wireless transmission distance: 10m Key lifespan: 8 million times Wireless carrier frequency: 2404-2480MHZ Key strength: 60-70g Key travel: 0.8mm Wireless channels: 16 (Automatic FM) Power: 2 AAA batteries (Not included) Packing list: 1 x Mouse 1 x Receiver Package weight: Approx. 100g. Notes: 1. The actual product color may deviate from the photo due to light. 2. The product measurement may deviate slightly. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will give you the best solution!