Made of high quality 6061T aluminum alloy, this flashlight is sturdy and durable enough for long time daily usage. Super mini size, bright, with a lifespan of up to 100,000 hours or more, ideal partner for life. Skid-proof design & waterproof design. The lens slides back and forth to adjust the focus from a wide beam to a focused small beam. With belt clip for easy convenient carrying. Works on a single AA battery which is economical & readily available everywhere. Suitable for hunting, cycling, climbing, camping and outdoor activity etc. Kindly note CREE is the name of the manufacturer of LED light Q5 is the Model number.