Quick overview from the supplier:
Wireless Mouse Gembird MUSW-4B-05, 800-1600 dpi, 4 buttons, Ambidextrous, 1xAA, Black
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4-х кнопочная беспроводная оптическая мышь с миниатюрным USB-трансивером сигнала
Кнопка выбора разрешающей способности датчика (800 - 1600 DPI)
Wireless technology 2.4 GHz, GFSK RF modulation, 80 channels, 32 bit device ID
Operating distance up to 10 m
Power class RF power 3 dBm (max. EIRP)
Internal antenna type; antenna gain in dBi (typical) 2 dBi ±1 dBi
Optical resolution 800, 1200, 1600 DPI selectable by the button
Power supply AA battery x 1 pc (not included)
Power consumption 1.5 V DC, up to 15 mA
Nano receiver USB 1.1 compatible, weight 2 g, 6 x 14 x 18 mm
Mouse dimensions 99 x 58 x 38 mm, net weight 57 g (without battery)
Operating conditions -5...45 Celsius degrees, 10-80 % humidity
