Make your presentation flow continuously
Integrates the slide up/ down function and a laser pointer
USB port， plug and play， No driver needed
Work on any computer with USB port
Remote control range over 15m
Compact and attractive design， a full navigational control of your presentations
Easy operation， four button:
--- Laser On/ Off control
--- Page Up Button
--- Page Down Button
--- Lock/ Unlock Switch to change battery
Comes with a nice protective case and user manual
 
Product Specifications: 
Battery: Alkaline 1.2V (included)
Size: 115 x 19 x 18mm (L x W x H)
Supported OS: win 98/ SE/ ME/ 2000/ XP/ 7/ Mac OS

Package Contents: 
1 x Transmitter
1 x USB receiver
1 x Protective Case
1 x 23A 1.2V battery (stored)
1 x English User Manual 

Notes: At the first time use， Long press up/down button to pair after usb adapter is inserted to usb port (Red LED light blinks)，  USB adapter LED should be off after they're paired sucessfully.