Product parameters:Output power: <2.5mWBattery capacity: 500mAhWorking voltage: 3.7VWorking current: 4mASleep current: 10uALaser power: 28mACharging time: 2~3hVersion: Charging versionRemote control method: wireless radio frequency technologyTransmission frequency: 2.4GHzRemote control distance: 50 metersLaser: 3R laser (red light)Laser wavelength: 650nm red lightCharging current: 250mAProduct weight: 42gProduct size: 150x23x1 8mmPackage weight:59gPackage size:16.7*4*2.8cmPackage includes:1 x 2.4G Page pen1 x USB Receiver1 x USB Charging Cable60cm1 x English User ManualCharging instructions: The indicator light is always lit green when charging, and it is off when full.. Remove the USB receiver, plug in the computer USB interface, USB from Dynamic identification is automatically installed. . Operate the wireless flip pen by operating the button of the wireless flip pen Realize remote control and laser control of the computer. When operating a wireless flip pen The page indicator light (blue light) will flash. .Turn off the wireless flip pen. After use, please use the USB receiver. Put it back in the wireless flip pen and turn off the power on the left side of the flip pen.Off to prevent leakage of the product due to squeezing to the button when not in use. . Low voltage indication function, when the battery voltage is lower than 3.0V, the page pen The indicator light will enter the green light and flash slowly, indicating that the user has entered the battery low.Voltage status, please charge in time. * Laser flip pen does not support hyperlink function in WPS software (WPS software is restricted) *Only for laser and page turning on Mac OS/Unix/Android For people: Teachers, professional lecturers, business people. Suitable for computers and projectors Teaching, presentations, presentations, conferences, and computers and projectors All other occasions used together. When using a projector for a presentation,This product is the ideal tool for remote control of computers System Support:Applicable to windows7/8 and above Mac IOS/ Unix/Android operating system.Only for laser and page turning on Mac OS/Unix/AndroidPair code method:Pair 1: Up page + O buttonPair 2: page down +O button(Long press for 3 seconds until the blue indicator flashes quickly and plugged into the USB receiver)Switching method:Mode 1: Turn up page + page down (long press 2 seconds indicator flashes 2 times)Mode 2: page up + page down (long press 2 seconds indicator flashes 4 times)*Tow two receivers, the above code switching method is availableSteps:. Remove the USB receiver, plug in the computer USB interface, USB from Dynamic identification is automatically installed.. Operate the wireless flip pen by operating the button of the wireless flip pen Realize remote control and laser control of the computer. When operating a wireless flip pen The page indicator light (blue light) will flash..Turn off the wireless flip pen. After use, please use the USB receiver. Put it back in the wireless flip pen and turn off the power on the left side of the flip pen.Off to prevent leakage of the product due to squeezing to the button when not in use.. Low voltage indication function, when the battery voltage is lower than 3.0V, the page pen The indicator light will enter the green light and flash slowly, indicating that the user has entered the battery low.Voltage status, please charge in time.