At 500-lumens, the LD15R is a powerful little light. It’s got a right-angle design with dual light sources: white and red lights. Powered by one 16340 rechargeable Li-ion battery, it is also compatible with a cold-resistant CR123A battery. It’s got 4 levels of output in white & 3 levels in red. There’s also a Micro USB port for charging, a battery level indicator, two-way body clip and a magnetic tail.