A 4tech FB45CS Air Dual Mode Mouse, Silent Clicks, Bluetooth and 2.4GHz technology,Switch up to 3 Devices | FB26CS technology,Switch up to 3 Devices | FB26CS

1. Dual Connectivity Mode (BT + 2.4GHz)
2. Features dual-mode Bluetooth and 2.4GHz technology, providing steady connection enabled pairing.

1. Switch up to 3 Devices
2. Connect with up to 3 devices at the same time. 1 with 2.4Ghz connection 2 with Bluetooth connection

1. White Backlit
2. LED illuminationmakes it easier to type in the dark, which is a good choice for working, studying, and playing.

1. 2000 DPI 4-Level Adjustable
2. Adjustable resolution 1000-1200-1600-2000 DPI.