The SN-L7, a single laser sighting for rifles, is made to cope with different combat environments. Its outstanding advantage is the adjustable power, which can meet the needs of different brightness of combat environment, the high power of 5 to 10mW is suitable for the high power of 5-10mW is suitable for daytime or bright light conditions. The low power of 0.6 to 3.5 mW is suitable for use at night or in low light conditions.The low power of 0.6 to 3.5mW is suitable for use at night or in low light. It is easy to operate, just dial the gear spanner to switch between high and low power, instantly complete the tactical action, for the product is easy to operate and can be switched between high and low power with the flick of a wrench. The product is also waterproof, with IPX8 rating, and can work in harsh environments.It can work in harsh environments.