The LUXPRO MICRO718 is an ultra-compact waterproof LED headlamp. This headlamp is bright with 185 lumens and versatile with 4 possible modes: high, medium, low, and hidden strobe. The headband is adjustable, comfortable, and non-slip. This headlamp is lightweight and micro-sized making it ideal for runners, backpackers, campers, and more. It has a single, easy to use, button operation that allows you to cycle through the 4 modes. With the 45-degree adjustable head to shine the light exactly where it's needed. This light is completely waterproof with an IPX7 rating. Meaning it can be submerged in 3 feet of water for up to 30 minutes. This headlamp conveniently operates on 2 AAA batteries which are included.