FIREDRAGON-Ⅳ-1 532NM 250MW FLASHLIGHT HANDHELD GREEN LASER POINTER PEN (CERTIFIED POWER GUARANTEED)
http://www.lasersman.com/green-laser-pointer-flashlight-532nm-250mw-handheld/?m=134
You will be envied by others even by your friends once you owned this laser pointer. You may have a better performs before audience when you give a lecture. If you are a lecturer, where there is a laser, there is a lecture. This Handheld Green Laser Pointer is an Open-Back laser pointer with adjustable focus. Working at a 250mw output, this Green Laser Pointer produces more stable and brighter laser beam and works longer than other ordinary laser pointer pens. Besides its excellent performance, this 532nm 250mw Handheld Open-Back Adjust Focus Green Laser Pointer is easy to use. Simply pushing the back button then you will see striking green laser light shoots forth. Therefore, it is a very good tool for teachers, professors and students, especially those who are going to give presentations. It is time to enjoy your daily life with this fantastic Handheld Open-Back Green Laser Pointer. Just click the “add to cart” button; you will have a special surprise!
Specifications:
- High Stability and Reliability
- Intelligent Focusable Mechanism
- Well tested and high quality laser pointer
- Easily to use, only need to push the back button then you can see striking green laser beam shoot forth. The light can point at any targets, such as photos, blackboard, video monitors and so on
- Best choice for teachers, professors, doctors and so on
- Clearly visible in the dark
- Output Wavelength: 532 nm
- Output Power: 250mw
- Housing: T7075, Airplane Grade Aluminum
- Transverse Mode: TEM00
- Beam Divergence: 1.2mRad at aperture
- Beam Diameter: 1.2mm at aperture; Adjustable
- Power Source: 3.7v
- Power Supply: 1 x 18650 Lion rechargeable battery
- Battery Lifetime: 90 min
- Switch: On/Off Swtich
- Duty Cycle: 120 seconds on /20 seconds off
- Expected Lifetime: 8,000 hours
- Size: 220 x 35mm/8.7 x 1.4in(L x Dia.)
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