... an extra long Lightsaber 5mW Green Laser Pointer Pen for Powerpoint Point Features-- Extremely bright green laser at ... 5,000 hours(Please ensure adequate power situation).-- Perfect for teachers, students, engineers, doctors, managers and more.-- Use ... laser pointers.-- Press-button-operating Switch.-- Sturdy, durable case for traveling and storingSpecifications:-- Laser Color: Green-- Class 3A: < ...