Features: White C4A(R) LED and a 620-630nm red LEDMultiple modes:C4 LED for white light:White C4 LED - High: 70 lumens; 500 candela; runs 3.5 hoursWhite C4 LED - Low: 10 lumens; 50 candela; runs 24 hoursRed LED preserves night vision:Red LED - High:0 .5 lumens; 9 candela; runs 16 hoursRed LED - Low: 0.2 lumens; 3 candela; runs 65 hoursLithium Polymer cell fully recharges in-product in 2.5 hours; rechargeable up to 300 timesCharge indication LED: LED steady red - charging; LED blinking red - chargedIPX4 water-resistant; 1 meter impact resistance testedRemove the tethered USB cover to expose the charge tab for charging via USB source or AC wall adapter.Polymer housing makes the light extremely durable, abrasion resistant and light weight.Push button switch cycles through low, high and off; turn light on then press and hold the button to change from white LED to red LED3.2 in. (81 mm); 1.9 oz (53.8 grams) with batteryLimited lifetime warranty