・Bright Green Light Clear and Eye-catching Instructions:LED LCD screens,curtains,and other demonstration scenes can be used ・Independent LCD Display A Professional Smartwatch:Exclusively equipped with a 0.96 inch TFT LCD display,the time,date,signal,and power are clear at a glance ・Plug and Play Free Download and Installation:Plug the receiver into the device for automatic recognition,you can use a physical laser,page up/down,full screen,black screen ・200 Meters Remote Control:Separate 360°Omni-directional information transmission,no matter which angle the page is turned,it can be received accurately ・Automatic Wake-up Function:Automatically sleep for 5 minutes when the page-turning pen is inactive,and automatically wakes up when it is used Specifications: ・Basic functions:page up and down,full-screen black screen,green light ・Special functions:display time,date,power,countdown function ・Support system:compatible with Mac OS,Android,Windows series ・Support software:PDF,WPS,Prezi,web page,office software,etc. ・Battery capacity:400mAh ・Interface:Type-C ・Working voltage:3.0-4.2V ・Product size:139x28x14mm ・Weight:46.3g Package included: ・1xPresenter Remote Control ・1xCharging Cable ・1xEnglish and Chinese Manual ・1xStorage Bag