In any mode, press for 3 seconds to turn off the light. Simple one-button control provides an even, powerful beam of light when you need it. How to install a flashlight with batteries Remember to remove the plastic protection around the battery to access it. Tactical Flashlight Made of high quality aluminum alloy, the high performance flashlight can protect the convex lens from damage, super durable and robust. The head structure can be used for emergency situations and is perfect as a tactical flashlight, which can protect us well in emergency situations. Rechargeable Flashlight Extremely bright flashlight can be recharged via USB cable. The LED flashlight can also be used as a powerbank to charge your device in an emergency. Waterproof Torch < li>Thanks to the excellence of its materials and the design of its case, it is waterproof, anti-slip and shockproof. It is suitable for outdoor use, such as camping, exploring, hiking and fishing. It is also an ideal gift for your partner,