Durable Clip: This Signal light can be clipped to tactical bag, waist belt or any tactics equipment. Water Resistance: The helmet flashlight is made of high quality silicone and gel with good sealing (water resistance) and flexibility. 2 Working Modes: The identification helmet flashlight has two modes of operation, including constantly on mode and flashing mode. Multiple Purposes: This kind of signal light is essential for outdoor activities such as hunting, cycling and hiking. And can be also used as tactical equipment and movie props After-Sale Service: Thanks for your purchase. If you have any problem , please feel free to contact us any time. We promise you the solutions within 24 hours.