1、A variety of buttons, remote control operation for page up / down, full screen, black screen, etc. 2、Bright red laser pointer makes it easy to see exactly what you\u0027re pointing to. 3、An essential nice assistant of demonstrations or presentations, you can easily point to the PPT or blackboard in any corner of classroom. Widely used in teaching, conferences, PPT presentations, etc. 4、2.4G wireless transmission, 15-25 meters remote control. 5、Small and exquisite, portable and it can be compatible with many equipment. Features: A variety of buttons, remote control operation for page up / down, full screen, black screen, etc. Bright red laser pointer makes it easy to see exactly what you're pointing to. An essential nice assistant of demonstrations or presentations, you can easily point to the PPT or blackboard in any corner of classroom. Widely used in teaching, conferences, PPT presentations, etc. 2.4G wireless transmission, 15-25 meters remote control. Small and exquisite, portable and it can be compatible with many equipment. Specifications: Brand Name: VIBOTON Model: PP-936 Transmitter: RF Frequency: 2.4 GHz Control Distance: 100m Laser Ray: 3R Laser Output power: <5mw Laser Distance: 200m Laser wave length: 650nm(red) Working voltage: 1.5V Sleeping current: <10uA Switch: Button Power Supply: 1 x AAA battery (not included) Color: Black Receiver: Compatible USB version: USB 1.1, USB 2.0, USB 3.0 Working voltage: 1.5V Package Size: 16 * 4 * 2cm / 6.3 * 1.6 * 1.2in Package Weight: 40g / 1.4oz Package List: 1 * Remote Control 1 * Storage Bag 1 * Manual 1 * Remote Control 1 * Storage Bag 1 * Manual