... life up to 100,000 hours!2.Intelligent digital circuit control,working volltage:8.4V,four- ... high temperature resistant,anti-falling,it falls in with popular demand.4.Housing Material: Aviation aluminum ... alloy,CNC machining,head with stainless steel pressure ring for better protecting LED ... than 8 hours for low mode;6.With electricity display,when the power is more than 10%, ...