Product Description It is pen-style remote-control laser pointer that lets you go forward or reverse through your presentation. This device combines the functions of a laser pointer, scroll/page up/down for your successful presentations !Main Function 1. Green laser pointer function;2. Page up/down function;

3.Built-in Flash Memory 1-8GBTransmitterControl distance:up to 15MTechnology :RF TechnologyWorking Voltage: 3VWave Length: 532nmSleep Current: 10uAWorking Current: <260mAMax Output: <1mW or <5mWBattery: AAA x 2Dimension: 145x18 mmWeight: 112gUSB receiverOperation System: Windows 98/ME/2000/XP/Mac OS/LinusWorking voltage: 4.5V-5.5VUSB version: USB 1.1, compatible USB 2.0Dimension: 48x40x20 mm;70X25X15mmWeight: 36g;15g

wireless green laser pointer+usb presenter