Smart page turning pen/volume up/down/one-key hyperlink/long standby/red /multi-system compatibilitySurface ergonomic design, comfortable grip, frosted smelling surface treatment process, not easy to leave marksThe Type button has a raised design, which can be operated freely without looking down, and the demonstration is smootherPlug and play, no need to install drivers, the USB receiver is compatible with USB1.0, USB2.0, USB3.0 and can be operated after plugging in360 free remote control demonstration is more free and easyUsing 2.4G wireless transmission module, low power consumption, strong performance, suitable for various public occasions,The partition wall is expensive to wear, and control makes the speech more calm and confident prompt, more eye-catching, using standard 3R module, automatic power control technology, light spot, stable brightnessMulti-system compatibility: Compatible with xp, win7/8/10 and , Android, OS 10.1 and operating , and Office series page turning files.Remote control mode: wireless radio frequency 2.4GRemote control distance: 30 distance: 200 color: red lightPower supply mode: 1 AAA battery (not include)Colour:blackMaterial:plasticSize:about 13.8cmPackage Contents:1 x Page turning pen1 x receiverOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.