Item Name: Air Mouse Material: ABS Model: G10 Working Voltage: 3V Working Current: Standby Current: Wireless Frequency: 2.4Ghz Transmission Distance: 10m, Barrier-free Battery Specification: 2 x AAA Battery(Not Included) Features: Plug Play, Quick Response, Infrared Style: 1: 2.4G Version+Voice Version, 2: 2.4G Version+Voice Version+Gyro, 3: 2.4G Version+Voice Version+Gyro+Backlight Size Details: 14.4cm x 4.5cm x 2.3cm/5.67" x 1.77" x 0.91" (Approx.)