The Photon Tactical X-light Micro brings you the best of both worlds fashionable and functional. Our exclusive Freedom technology gives you full-range adjustable brightness and 5 safety modes. The X-light Micro is made in the United States and backed by the Photon Guarantee. Specifications Smart Circuit Freedom Technology, one button does it all Electronic, instant full power On/Off at any time Full-range adjustable brightness 5 Safety Modes: slow, medium and fast strobe, SOS and Morse code mode (Signal mode) Replaceable Lithium batteries Unbreakable high intensity LED Visible for over one mile 24k gold plated contacts Quick release ring Weight: 7.8g (0.27oz) (10.7g with detachable quick release ring) Approx. Dimensions: width 26mm, length 37mm Lithium battery operating temperature range: -40 degrees C to +60 degrees C (-40 F to +140 F)