Burris BTC 35 Thermal Clip-on Thermal Viewer - Use the Clip-on as a handheld tracker or turn any traditional riflescope into a thermal scope with a simple attachment. The Clip-on's 4 power zoom and 4 color palettes ensures nothing will make it through your sight picture unnoticed. Burris Clip-on will help you take night hunting to a whole new level! Converts traditional riflescope to a thermal scope; 4 color palettes - Black hot, White hot, Red hot, Green hot, Blue hot; Hot track; Use the zoom on your traditional scope to enlarge your target; Adjustable contrast; Adjustable brightness; IP67; Included cable plugs into the BTC with 7-pin LEMO connector, and the other end is USB-A for running off of a USB power bank; Optional Y-cable offers the above power bank option, plus RCA video-out from the same 7-pin LEMO port.;