Пульт дистанционного управления лазерная указка для презентаций

Remote control laser pointer for Presentation Have a quick view: Mini Size remote control laser pointer Red and green laser color Page up and down wireless control More than 10 meters of Laser pointer control Instruction: 1,Plug receiver into USB Port. Then the LED indicator on the receiver will start To blink. 2,Start your presentation. 3,Synchrony: A source code had been set up before it leave factory, receive and project can be reciprocal use. For one-to-one synchrony status, please press down the up And down button all at once up to 3 seconds once plug the receipter in and the LED indicator light star to flashing(about 10 seconds).Pls re-synchrony once the Product can not page Up/page down as usual. Caution 1,Do not use this device to aim at human or animals‘eyes. 2,The device is not a toy, please keep it out of the reach from children. For remote control laser pointer pen, feel free to contact us