DELUX M326 4 Keys Wireless Silent Mouse Portable Laptop Mouse

Features: 1. Adopt 2.4G wireless connection, stable and reliable transmission, switch as you like 2. Magnetic upper cover, convenient to install battery and store receiver 3. High-precision invisible light engine, accurate positioning Product parameters: 1. Material: ABS, aluminum alloy 2. Number of keys: 4 keys 3. Working method: wireless 4. Wireless technology: 2.4G 5. Photoelectric resolution: 1600dpi 6. Adjustable resolution: three gears 7. Battery: AAA battery x 1 (delivery without battery) 8. Dimensions: 10.8 x 6.3 x 2.6 cm 9. Weight: 82 grams