The HIKMICRO Falcon thermal monocular is the most powerful compact thermal monocular HIKMICRO offers, with the FH25 25mm and FH35 35mm including a 384x288 12um thermal sensor and the FQ25 25mm, FQ35 35mm and FQ50 50mm PRO models including an incredible 620x512 12um thermal sensor! With the Falcon offering 1,200m detection range and the Falcon Pro offering a staggering 1,800m detection range, the falcon is the only compact thermal monocular you'll ever need!