Deluxe Red Laser Pointer

This remarkable hand-held silver laser makes reasonably-priced laser demonstrations a reality for any classroom. The powerful laser emits a beam at a frequency of 650nm that can focus upon a board or diagram -- anywhere you want your audience's attention -- up to 500 yds away. A perfect accessory for various light and optical demonstrations! Laser comes with a hard storage case, lifetime manufacturer's warranty and 2 AAA batteries. Color may vary between silver and black