OLIGHT S15R 280 Lumens CREE XM-L2 LED Rechargeable Variable-Output LED Torch Flashlight EDC Olight S15R (rechargeable S15)now includes new micro-USB charging dock and a OLIGHT 750mAh 14500 rechargeable battery NEW Low-profile side switch featuring a battery power indicator, which glows red when battery runs low NEW Thermal management safety program provides overheating protection by dropping high output to medium output after 15 minutes of constant on Glow-in-the-dark o-ring in bezel to help locate flashlight from accidentally dropping it 99% light transmittance rate through tempered glass, with two-sided anti-refl ective coating