SpotBrites 2 in 1 Laser/LED Pet Toy Exerciser & Flashlight by. Ethical Products Inc. You won't believe your pets reaction to this super powerful laser beam. It provides hours of entertainment plus great exercise for your pet. Veterinarian approved and recommended. Great exercise for cats, dogs, fish, birds, and lizards as they chase the laser beam. 3 batteries included. 645 nm red light, <5mW power. Approximately 2-1/2" length.