Mice & Trackballs Professional manufacturer of keyboard and mouse factory, available in a variety of colors, ergonomic design with arc shape that fits the palm comfortably. Ideal for use with modern colored notebooks, compact and easy to carry in a bag without taking up space. High-frequency optical positioning technology works on any desktop surface. Wireless 2.4G connectivity with plug-and-play functionality, operating distance up to 10 meters, providing flexible usage range and eliminating the hassle of wired connections.1. Built-in receiver for easy storage and convenience 2. Plug and play ensures stable and accurate movement 3. Made with frosted material for enhanced grip; lightweight and durable design 4. Designed to fit the natural shape of the palm, offering comfortable grip and reducing hand fatigue 5. Power-saving mode: automatically enters standby when idle (standby current: 0.4mA); enters sleep mode after 15 seconds of inactivity (sleep current: 0.08mA), activated by movement 6. Optical engine provides smooth tracking performance 7. Tested for over 20,000 hours of usage life, ensuring reliable product quality Product Parameters: 1. Model Number: 102 2. Number of Keys: 3 3. Product Size: 112*55*36mm 4. Color: Multiple color options available 5. DPI: 1600 6. Material: ABS 7. USB Connector 8. Operating Voltage/Current: DC 5V 10%, 100mA 9. Working Temperature and Humidity: -30C to 60C, humidity not exceeding 85% RH 10. Click Life: 1 million cycles 11. Switch Life: 5 million cycles 12. Maximum Acceleration: 14 inches/second 13. Key Force Specification: 605gf (operating force), 8020gf (actuation force) 14. Working Group Frequency: 16 channels with automatic frequency hopping; Wireless carrier frequency: 2402MHz2480MHz 15. Sensor Type: Optical 16. Compatible Operating Systems: Windows 2000/2003/XP/Vista/Win7/Linux/WinCE (5.0, 6.0)/Android (2.1, 2.2, 2.3, 4.0)/Mac 17. Quality Assurance: 3-month replacement and 1-year warranty (excluding damage due to misuse) 18. Certifications: CE, FCC, RoHS This mouse comes with an integrated receiver. No driver installation or pairing required. Operation steps: 1. Open the battery compartment and insert the battery, observing correct polarity 2. Press the white arrow at the bottom to eject the built-in receiver. The mouse red light will turn on. Plug the receiver into a USB port on your computer. Ensure proper contact between the receiver and USB port. Once connected, the signal light will flash and your computer will display a "New Hardware Found" notification 3. Wait 35 seconds until the cursor appears on screen the mouse is now operational 4. DPI Setting: Fixed at 1600DPI, meeting standard resolution requirements for everyday use