Feature:<br> Low Battery Indicator.When the battery is too low, the indicator light will be blue and flicker for a while.<br> USB Receiver, Plug and Play.<br> Remote Control. 100m remote control distance, over 200m red light range plus 360 control, enable you to give presentation at ease and be free of worry about distance.<br> Bright Red Light Pointer. A warm reminder for participants to catch each detail you speak.<br> Stable Transmission. Adopting 2.4Ghz RF transceiver, it offers low power consumption and good performance,used widely in any kind of public occasions.<br> Wide Compatibility. Compatible with Window xp, Win 7/8/10, MAC/iOS, Android, and Office series page-turning format files.<br> Specification:<br> Remote control distance: 100m<br> Red light range: >200m<br> Power supply: 1 * AAA (Not included)<br> Rated voltage: 3.7V<br> Transmitting technology: 2.4Ghz RF transceiver<br> Item size: 143*19*16.3mm/ 5.63* 0.75* 0.64in<br> Item weight: 21g/ 0.74oz<br> Package size: 170* 55* 25mm / 6.69* 2.17* 0.98in<br> Package weight: 45g / 1.59oz<br> Packing list:<br> 1 * Presenter<br> 1 * User manual<br> 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. Sold by-DIMEANI official store