Mice & Trackballs Profeional manufacturer of keyboard and mouse factory, profeional manufacturer for a variety of colors to choose from, ergonomic design, arc shape fits the palm, very suitable for the use of popular color notebooks nowadays, it is very convenient to put it in the bag without taking up any space. The high-frequency optical positioning technology can be used on any desktop, wirele 2.4G, plug and play, and the operating distance is up to 10 meters, flexibly matching your use distance, and eliminating the trouble of wired connection.1. Built-in receiver for easy collection;2. Plug and play, move more stable and accurate;3. Using frosted material, good grip, light and durable design;4. Enjoy the comfort and ease available everywhere, fit the shape of the palm, and use a natural and comfortable grip to reduce hand fatigue;5. Save power for you: it will enter the standby state when it is stopped, the standby current is 0.4mA, and it will enter the sleep state without moving for 15 seconds, and the sleep current is 0.08mA (activation method: mobile activation);6. Optical engine: smooth experience,;7. Pa the test of more than 20,000 hours of use time, please rest aured of product quality; Product parameters 1. 102. Number of keys33. Product size112*55*36mm4. ColorMulti-color selection and customization5.1600DPI6. MaterialsABS7.USB connector8. Operating voltage currentDC55%100MA9. Working temperature and humidityWorking temperature: -30. C to 60. C Humidity: not higher than 85%RH10.1 million times11. Switch life5 million times12. Maximum acceleration14 inches/second13. key specifications:605gf:8020gf14.Working group frequency: 16, automatic frequency hopping Wirele carrier frequency: 2402MHz-2480MHz15.photoelectricity16. Operating system environmentWindows/2000/2003/XP/Vista/Win7/Linux/WinCE(5.06.0)/Android (2.1, 2.2, 2.3, 4.0)/Mac17. quality aurance3-month replacement and 1-year warranty (non-human factors)18.CE, FCC and RoHS This mouse comes with a receiver, no need to drive, no need to code, the specific operation steps are as follows:1. Open the battery compartment, insert the battery, pay attention to the positive and negative poles of the battery;2. Tap the white arrow at the bottom, the receiver pops up, the mouse red light is on, and the receiver is plugged into the computer's USB interface. Pay attention to whether the receiver and the USB interface are in good contact. If it is plugged in, the receiver signal light starts to flash and appears on the computer screen. In the lower right corner, there will be a prompt to find new hardware;3. After waiting for 3-5 seconds, the mouse arrow appears in the display, and the mouse starts to work normally4. Mouse DPI, 1600DPI resolution, reaching the resolution required by customers; Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store