Logitech M720 TRIATHLON Multi Device Bluetooth Mouse

Connection Type: Bluetooth Smart and 2.4 GHz wireless connection
(Internet connection for software download, USB port)

Keys: 8

Optical Sensor Resolution: 1000 dpi

Others: Wireless range: 32.81 ft (10 m) 3It may vary based on use and computing conditions.
Scroll wheel: Yes

Button: Number of buttons: 8
Buttons built to withstand up to 10 million clicks

Tracking Method: Logitech Advanced Optical Tracking

Color: Black

Dimension(LxWxH): Mouse:
Height: 4.53 in (115 mm)
Width: 2.91 in (74 mm)
Depth: 1.77 in (45 mm)
Weight: 4.76 oz (135 g)

Nano receiver:
Height: 0.57 in (14.4 mm)
Width: 0.74 in (18.7 mm)
Depth: 0.24 in (6.1 mm)
Weight: 0.63 oz (18 g)

Battery Life: Battery Details: 1 x AA (pre-installed)
Battery life: 24 months may vary based on use and computing conditions.

Weight: Mouse:
Weight: 4.76 oz (135 g)
Nano receiver:
Weight: 0.63 oz (18 g)

Warranty: 01 years warranty