The Fast Mini series is the world's first compact multi-function thermal sight! The optic utilizes a 1.4-inch, 360x300, 60Hz display for a generous eyebox and smooth picture and are built for rugged use with an IP67 waterproof rating and a 1200G recoil force rating, ensuring solid lock up and repeatable zero even on heavy-recoiling firearms like shotguns and large caliber rifles. The Fast Mini Series is powered by a CR2 battery for up to 5 hours of runtime and comes equipped with an InstaWake function for conserving battery life and includes a multi reticle system to allow for a a wide degree of customization. The FMP13 features a 256x192 resolution sensor and an F1.0 camera lense (13mm). The optic is designed for direct mount to RMR-type adaptors and optic cuts. One CR2 battery is included.