Dell Wireless Laser Mouse WM514 - Manual (Page 12)

Specifications
General
Model number WM514
Connection type 2.4 GHz Wireless technology
Supported operating systems Microsoft Windows 8
Microsoft Windows 7
Microsoft Windows RT
Electrical
Operating voltage 0.95 V to 1.8 V
Battery life Approximately 12 months
Battery required Two AA Alkaline
Physical Characteristic
Height 33.6 ± 0.3 mm
Width 58.4 ± 0.3 mm
Length 109.9 ± 0.5 mm
Weight 67g, without batteries
Environmental
Operating temperature 0 °C to 40 °C
Storage temperature -40 °C to 65 °C
Operating humidity 90% maximum Relative Humidity, non condensing
Storage humidity 95% maximum Relative Humidity, non condensing
2.4 GHz Wireless
Radio transmission Bi-directional communication (Transceiver)
Range Up to 10 meters
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