Bluetooth mouse for laptop with Mouse Pad- Ergonomic design and micro-precision scroll wheel makes you comfortable to grip and does not fatigue after long time use. 2.4GHz wireless technology provides powerful and reliable transmission up to 33ft. The range for Bluetooth connection is within 10 Metres. Dual-Mode Wireless/Bluetooth Mouse- USB receiver Plug and Play, No driver neededBT3.0/5.0+2.4GHz. It can work on TWO DEVICES with One-key switch, just switch to BT mode. Switch between USB and BT to control different devices. The Bluetooth cordless mouse connecting one device via Bluetooth 3.0/5.0 and the other via 2.4G USB Receiver. Switch between two devices with one button click. Silent Mouse with 3-Levels DPI- Clickless buttons provides cozier click with less noise, with a DPI switch button on the top of the mouse, you can adjust the DPI level: 800-1200-1600 dpi to meets various needs. Auto-Sleep & Long Battery Life- 15 months long battery life, this mouse will a