Specification:<br /><br /> <br />  <br />   <br />    <br />     Product name: <br />   <br />   <br />    Klarus FL18 Multipurpose Dual LED Flashlight<br />  <br />  <br />   <br />    Brand:<br />   <br />    Klarus<br />  <br />  <br />   <br />    <br />     Model:<br />   <br />   <br />    FL18<br />  <br />  <br />   <br />    <br />     Emitter Brand\/Type:<br />   <br />   <br />    CREE XM-L2(U2)<br />  <br />  <br />   <br />    <br />     Material:<br />   <br />   <br />    Aluminum Alloy<br />  <br />  <br />   <br />    Mode:<br />   <br />    8 output levels plus 4 flashing modes and SOS<br />  <br />  <br />   <br />    <br />     Max Output:<br />   <br />   <br />    950 lumens<br />  <br />  <br />   <br />    <br />     Working Volta:<br />   <br />   <br />    3.0V -6.5V<br />  <br />  <br />   <br />    Charging: <br />   <br />    Input: 5V;<br />    Output 4.2V\/500 mA<br />  <br />  <br />   <br />    Charging time:<br />   <br />    Decided by battery capacity<br />  <br />  <br />   <br />    Formula is:<br />   <br />    Charging time = (battery capacity\/500 mA) + 0.5 hrs<br />  <br />  <br />   <br />    <br />     Lens:<br />   <br />   <br />    Toughened ultra-clear glass<br />  <br />  <br />   <br />    <br />     Reflector:<br />   <br />   <br />    Textured orange-peel reflector<br />  <br />  <br />   <br />    <br />     Battery Configurations:   <br />   <br />   <br />    2x CR123A , 1x 18650, or KLARUS custom 18650<br />  <br />  <br />   <br />    <br />     Switch:<br />   <br />   <br />    Black switch controls Primary LED;<br />    Orange switch controls Side LED.<br />  <br />  <br />   <br />    <br />     Color:<br />   <br />   <br />    Dark grey<br />  <br />  <br />   <br />    <br />     Weight:<br />   <br />   <br />    125g (Excluding battery)  171g(Including battery)<br />  <br />  <br />   <br />    <br />     Size:<br />   <br />   <br />    164mm (Length) x 23mm (Body) x 33mm (Head)<br />  <br />  <br />   <br />    Warning:<br />   <br />    Any 18650 battery with PCB protection or the KLARUS custom<br />    18650 battery can be recharged in the flashlight. However,<br />    you must take out any non-approved rechargeable battery<br />    to recharge it. In an emergency, two CR123A batteries may be used,<br />    but cannot be recharged. Please do not use a 16340 battery! <br />  <br /> <br /><br /><br />Features:<br />&amp;bull; Combines a  Primary LED with multi-coloured Side LEDs to give a 2-in-1 flashlight &amp;amp; lantern with long throw beam &amp;amp; diffused flood<br />&amp;bull; Utilizes a CREE XM-L2 U2 LED as the Primary LED for maximum beam distance of 219m, delivering a max. output of 950 ANSI lumens<br />&amp;bull; The Sidelight LEDs are multicolour as default, utilizing a CREE XP-G2 R5 LED for white light and CREE XP-E R2 LEDs for red and green light<br />&amp;bull; Patented Unique Side Light to free your hands, provides a perfect floodlight for areas in close  proximity, illuminating your entire field of vision<br />&amp;bull; The Primary LED and Side LEDs are separately controlled by two switches, but can be illuminated simultaneously<br />&amp;bull; In addition to providing a floodlight, the red Side LED also has an SOS function, and the green Side LED has a flash mode<br />&amp;bull; A red light flashing an SOS signal is the international standard rescue signal. The red flashing mode could however also be used as a caution or danger signal. The Max runtime of the red SOS is 32.5 hours<br />&amp;bull; The green flashing mode could be used to signal that it is safe to proceed or as a location beacon. The Max runtime of green flashing mode is 70 hours.<br />&amp;bull; New ergonomically designed high-low switches in two colours for easy one-handed