Wave Length： 450nm. Battery Direction： The Battery "+" Is Toward End of The Laser Pointer. 1 Blue Laser Pointer. Flare Forms： Plaque-Forming - Circle. The laser IS bright! Just like the laser pointers you use to play with your pets, you should ALWAYS avoid direct eye exposure to laser beam.
eBay
Works for Wave Length： 405nm,450nm,473nm,488nm,520nm,532nm,638nm,650nm,808nm,980nm,1064nm etc. The beam expander consists of a negative input lens and a positive objective. The expansion factor is the ratio of the focal length of the two lenses.
eBay
Plasma pen 1. ●Using ionized carbonization technology, it physically removes moles and spots, safely and painlessly, with no side effects and no rebound, leaving your skin smooth and clean.
eBay
This portable therapy device uses safe electrical pulses to stimulate acupoints, improve circulation, and relieve pain — all without piercing the skin. Compact, easy to use, and safe for daily use, it’s the perfect wellness tool for natural pain relief and relaxation.
eBay
For thus we'll try you a cheerful buying experience here. here we are always standby to try you a 100% satisfied buying, hope you'll enjoy an excellent buying experience here.
eBay
Wave Length： 450nm. Battery Direction： The Battery "+" Is Toward End of The Laser Pointer. 1 Blue Laser Pointer Only. The laser IS bright! Flare Forms： Plaque-Forming - Circle. Just like the laser pointers you use to play with your pets, you should ALWAYS avoid direct eye exposure to laser beam.
eBay
Wave Length： 450nm. Battery Direction： The Battery "+" Is Toward End of The Laser Pointer. 1 Blue Laser Pointer. Flare Forms： Plaque-Forming - Circle. The laser IS bright! Just like the laser pointers you use to play with your pets, you should ALWAYS avoid direct eye exposure to laser beam.
eBay
It is small and exquisite, portable and with richer applications. An essential nice assistant of demonstrations or presentations, you can easily point to the PPT or blackboard in any corner of classroom.
eBay