The Black Diamond IOTA Headlamp. A tiny package that has a rechargeable punch, The Iota is a compact, lightweight and rechargeable light. Which can easily power fast morning training sessions through to overnight hikes. Because of it’s rechargable feature, coupled with a Luci Lantern (Outdoor Pro 2.0), you can easily recharge. Also a great option for multi-day hikes. But yet is light that easily fits in the palm of your hand. Emitting 150 lumens on the max setting with an average three-hour burntime, Also the lithium ion rechargeable battery eliminates waste. An IPX4 waterproof rating protects against splashed water from any angle. Plus the Powertap Technology allows for fast, easy brightness adjustments. Finally the lockout feature safe guards your battery life.