Specification:MaterialAero aluminum alloySwitchTail press switchZoom modeTelescopic zoomFile position5 Gear (100%-70%-50%- burst flash -SOS)Battery2*18650 battery (Not include)Size21cm (long) * 5.4cm (head diameter) * 3.2cm (tail diameter)Weight348gFeature:-Life of up to 100,000 hours or more, eliminating the trouble to replace the lamp.-Small and lightweight,and it is convenient to carry at any place you like.-Waterproof, rain, anti-corrosion! Easily deal with the harsh environment of the wild.-Focus light beam, penetrating power, can be very low visibility in the fog, smoke, etc.-Telescopic zoom, adjusted according to use demand.Package Include:1 x Flashlight1 xLanyardNote:-Can not direct light exposure to the eyes, so as not to cause eye damage.-Do not overpressure use, the voltage should not exceed 4.2V, the battery should not reverse, otherwise it will burn the circuit board.-When charging, please look for the positive and negative charger, do not overcharge the battery, so as not to damage the battery life (charging time is generally 5-8 hours)- Flashlight should be avoided in the sun or high temperature environment placed, stop using the battery after the battery is stored in a cool and dry place.-Company flashlight with life waterproof ability, the general rain will not be a problem, but do not have diving function, do not carry this flashlight dive or long time on the basin, bathtub.