♥ Output: Red laser module (650nm) Voltage: 3v-5v, Output power: Class II<1mw ♥ Size: 12x35mm, imported chip, working time can be > 10000 hours ♥ Can be used for targeting with sights Can be used for laser test tools Can be used to make signal equipment ♥ Can adjust the focal length: adjust through the tightness of the product ♥ The insulator is set on the shell: to prevent the internal charged body from discharging and causing the shell to be charged ♥ Output: Red laser module (650nm) Voltage: 3v-5v, Output power: Class II<1mw ♥ Size: 12x35mm, imported chip, working time can be > 10000 hours ♥ Can be used for targeting with sights Can be used for laser test tools Can be used to make signal equipment ♥ Can adjust the focal length: adjust through the tightness of the product ♥ The insulator is set on the shell: to prevent the internal charged body from discharging and causing the shell to be charged High customer satisfaction: 1.The best service, return information ♥We guarantee that we will give you a satisfactory solution. ♥For any reason, if you are not satisfied with our products, you can return them within 15 working days after receiving the goods. ♥Returned goods must be in the factory state again: no defects and no damage. ♥Who pays for shipping depends on the reason for return.