Specifications Bulb typeXPE Q5SwitchTail bottonColor BlackModeHighlight modeService lifeOver 100 thousand hoursWaterproof Yes Not suitable for diving Battery 1 AAA Not included Shell Aluminum alloy materialSize 8 1 4 1 45cmWeight25 gFeatures Ergonomic design small for everyday carry Can fit in pocket or hand on keyring Constructed from Aluminum alloy material Package includes 1 Flashlight without battery