N21 Bluetooth Presentation Clicker with Telescopic Teaching Pointer Green laser pointer for presentations, Retractable pointer with touch pen, Countdown timer, Customizable Keys, BLE & USB-A

Bluetooth & USB-A Connectivity - Connect the wireless presenter to your computer or tablet via Bluetooth or USB-A receiver. Bluetooth connectivity allows the presentation clicker to control more types of devices including ipads, tablets and more, supports up to 7 Bluetooth devices auto reconnect. The USB-A receiver is Plug and Play. Functions & Customization - The default functions of the presentation remote include controlling your slides Forward, Backward, Fullscreen, Black screen, and adjusting system volume. Additionally, it allows users to invoke the PowerPoint pen and eraser on Windows systems.

By long-pressing the Forward and Backward buttons for 3 seconds, you can toggle between four modes: up/down, left/right, PgUp/PgDn, and scroll up/down. Furthermore, key functions can be customized through Presenter software to meet individual preferences. Telescopic Teachers Pointer Stick with Stylus - The retractable whip of the presentation Clicker is made of high quality metal and can be stretched to a maximum length of 65cm. The stylus tip at the top is designed for writing on the touch screen and has a high performance pen tip for smooth writing. This product pointer light is classified as Class II. Countdown Vibration Alert - Set the countdown timer on the Presentation clicker. Click the setting key twice to start the countdown timer with your last setting. The Presenter will be alerted with a silent vibration 10, 5, 0 minutes before the end of the countdown timer. Battery & Operation Range - This device is equipped with a built-in 360mAh lithium battery that is rechargeable via USB-C. A full charge in just 2 hours can provide weeks of operational use. The display shows user the remaining power. With a control range of up to 100 meters, you will enjoy greater freedom to move within larger classroom