【SUPER BRIGHT LED DIVING LIGHT】: This diving headlight uses XM-L2 LED as the light beam. Besides, its maximum output can reach up to 10000 lumens, irradiation up to 200ft. It is a professional diving headlamp. Ideal for swimming, diving, hiking, etc. 【LED DIVING HEADLAMP WITH 3 MODES】: There is a switch button to control three lighting modes like high-low-strobe. It is easy to operate the headlamp and change the mode. The strobe mode can be used in emergency when you are in danger during diving. 【ADJUSTABLE LED UNDERWATER HEADLAMP】: It is not only a headlamp, it is also a flashlight. This means that this headlamp can be held in one hand like a flashlight, which is extremely convenient to carry. The headband is detachable and adjustable. It can be adjusted according to your needs. In addition, it also supports 90-degree rotation, which means it can be rotated up and down 90 degrees to illuminate the world. 【DURABLE LED HEAD LIGHT】: Due to its use for diving, the cover must be tightly