Whistler F36 Wireless Presentation Clicker Laser Pointer Remote Control PPT Flip Pen for Teachers Electronic Whiteboard Handwriting Pen Countdown Timer Teaching Pointer Adjustable Laser

Miniature receiver with magnetic storage to prevent loss

Laser pointer with three brightness levels (L3 high brightness) and adjustable laser brightness

Touchscreen writing with precise, smooth, and continuous input

One-key annotation, circle marking, and clear functions

Seamless page turning with sensitive, smooth, and lag-free operation

Supports up/down page turning and free page switching for efficient classroom or meeting presentations

Countdown timer display on remote with easy setting via simultaneous press of up/down page keys; default 30 minutes, adjustable in increments of 30 seconds

Timer status always visible, screen flashes for 5 seconds upon setting confirmation

Battery level intelligent digital display showing charging, full, and empty states

Long-lasting built-in lithium battery with Type-C charging port, operating voltage 3.0–4.2 V

Compatible with USB 3.0/2.0/1.1 interfaces and operating systems including Windows 10/8/7/XP and Mac OS

Ideal for teachers, lecturers, corporate meetings, public speaking, and other presentation environments

Long press up/down keys to enter/exit countdown timer mode

Long press laser button to adjust laser brightness

Long press for full screen/exit full screen and black screen/exit black screen functions

All data are for reference only; actual product specifications prevail.