Doosl DSIT012 2.4GHz Wireless Presenter Point Clicker Representation Remote Pointer, : 100m( ) The product is shipped based on the color or size of the main image of the product page. 1. Presentation remote: Ddesigned with 1 x AAA dry (not included), easy to replace and operate when its power off, it avoids electric leakage as well. 2. -function pointer: designed with Up/Down, Screen, screen sleep buttons, long press Screen button for Screen Sleep/Exit, thus using better and operating much stably. 3. 360 degrees control presentation clicker features 2.4GHz universal RF frequency and remote range of up to 100m. 4. -purpose: suitable for 2003, 7/8/10, XP, Vista, Mac OS, Linux, Android and Point, Keynote and Prezi softwares. 5. design: feels softer and equipped with a separate on/off s to effectively prevents unnecessary power consumption when in storage.