Features: 360° free space motion recognition and sensing, precise and flexible control. 2.4G wireless radio frequency technology, high bandwidth and high stability. 1:1 somatosensory control and motion recognition, extraordinary user experience. The 3D mouse achieves the performance of traditional optical mouse: high resolution (160DPI), high speed (125 frames/second), no drift, continuous single-pixel movement, and precise positioning and clicking under fast movement. Plug and for play, drive-free installation, customized and optimized for Android system, fully realize intelligent human-computer interaction applications, and enhance user experience. Specifications: Material:Plastic Size:Approx.151x27x3mm/5.94x1.06x0.12in Remote Control Distance: ≧10 meters Battery Type:AAA Battery x 2 Net Weight:38g Package Includes: 1x Air Mouse Remote Control note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.