Presentation laser pen

Powerful laser pointer/pen, green/blue/red beam for choice with star cap for presentation
 
Item: 618
Usages:
Teacher: classroom teaching
Business men: meeting and presentation
Tour guide: museum and exhibition
Outdoor traveler: outdoor exploration
Astrophile: observing stars
 
Specification:
Light color: blue
Wave length: 405nm
Output power: 200mW

Light style: kaleidoscopic, constant wave.
Expected lifespan: working time of over 5,000 hours. 
Range in darkness: more than 3000 meters. 
Material: aluminum
Pen color: black, gold, silver for choice
 
Package:
Size: 14.0 x 3.6cm
Weight: 30g
Power supply: 18650*1 (not included)

Features:
• Different and changeable light patterns with a single point light.
• Rotate the converter head and you can change the pattern of the light.
• The light can be used to point at any desired target on projection screen, video or objects at a distance and more.
• It can also be used to create romantic atmosphere or for fun, presentation, teaching indicator and more.
• Pen-sized and lightweight that you can put it your pocket or handbag.
• The battery space is totally sealed that can avoid water into it causing short-circuit.
• Anti-slip handle, which prevents the laser pointer pen from dropping down in your hand.
 
Warning: 

• Do not point laser at people. There is a danger of physical harm if beam is shined into the eyes.
• Children should only handle lasers under adult supervision.