Product Description: Material: Hard Aluminum Size: 15.5cm/6.1" x 1.4"cm/0.55" Customer-supplied batteries: two AAA batteries Wavelength: blue-violet light 405nm; green light 532nm; red light 650nm Range: 100-500m (maximum visible distance at night) Power: 5MW Product features 1. Made of aviation aluminum alloy, strong and durable; 2. 2 AAA batteries, large capacity, long battery life; 3. Front switch, press to power on, release to power off Easy to use; 4. Imported LD and accessories, increase the service life, more than 10, 000 hours; 5. Built-in optical module to improve heat dissipation, circuit board acquisition and protection design Package Include: 3 x Pet toy Notes: 1. Please allow 1-3 cm difference due to manual measurement and 3-5 g for the difference between different colors. 2. Due to the screen difference, the color may be a little different from what you expect, please allow it. Made of aviation aluminum alloy, strong and durable Front switch, press to power on, release to power off Easy to use Imported LD and accessories, increase the service life, more than 10, 000 hours Built-in optical module to improve heat dissipation, circuit board acquisition and protection design 2 AAA batteries, large capacity, long battery life