University San Marcos 17. oz. Supreme Water Bottle. Show your California State University, San Marcos pride all year long with our authentic assortment of California State University, San Marcos collegiate apparel - including California State University, San Marcos t-shirts, sweatshirts, hats and more.
When the Bird Daylight Laser 200 emits a powerful green light that hits bird feathers, it makes a bright splash of light. Which traumatizes them and they can't fly away fast enough. A flock of more than 100 geese immediately took flight..
Also referred to as LIDAR (light detection and ranging), laser speed guns use light in extremely fast pulses to detect an object's speed. It has a range of 1,000 feet to 4,000 feet, and it's very accurate. One of the advantages of laser speed guns is that they're nearly impossible to detect beforehand.