With the ultra-compact ML4 outdoor lantern, you can take the perfect lighting anywhere you go. Thanks to the latest micro prism technology, the ML4 provides efficient, glare-free, and targeted lighting. It is powered by the included rechargeable battery or one AA alkaline battery. The carabiner snap hook provides flexible usage and attachment options. For example, it can be attached to a backpack to make sure the ML4 is always there when you need it.