Remote Control: NoWireless: NoSize: 14*155mmLight Color: GreenFunction: laser pointerPage Flapper: NoBattery: 2 x aaa batteryControl Distance: 500-10000mUSB Interface: NoType: Laser PenModel Number: laser penFunction: meeting、 outdoor、 sports 、 play 、 laser pointer penBattery: without batteryWorking voltage: DC 3VTrigger voltage: DC 2.3VWorking Current: < 350MALaser Type: Visible laser DiodePower: 5 MWColor Temperature: 532 nmUnit Type: piecePackage Weight: 0.200kg (0.44lb.)Package Size: 10cm x 10cm x 10cm (3.94in x 3.94in x 3.94in)