The SA62-45LRF is a compact and lightweight multifunctional thermal imaging device with a 45mm lens. It is streamlined, balanced and lightweight. At only 16.2 oz (460g), it easily mounts on your favorite rifle with the included aircraft grade aluminum mounting bracket. It features a 1-4x digital zoom magnification that enlarges the target. With a 9.8 field of view (FOV), you have a great sense of where the target is in relation to the environment. Resolution of the eyepiece is 1024x768 OLED and backs up the 384x288 thermal sensor allowing the SA62-45LRF to sense targets at up to 2100m (6890ft). With the next generation vanadium oxide IR detector pixelation of 12m (micrometers) and a Noise Equivalent Temperature Difference (NETD) of ?25mK, you get an extremely sensitive device that performs even when environmental thermal contrast is low at great distances. The SA62-45LRF offers five thermal display colors for varying conditions and a refresh rate of 30 Hz. The 18650 removable/rechargeable battery provides up to 5 hours of use and can operate in temperature between -20 and 140 F. Conveniently carry a couple extra rechargeable batteries to avoid having to leave the field due to a dead battery. The Ingress Protection (IP) factor rates at an industry leading IP67, providing 100% security against dust and submersion in up to 3ft of water. The SA62-45LRF also features technologically advanced features such as a ballistics calculator, One-Shot Zero, PIP mode, Blind Pixel supplementation correction, Time/Date image stamp, Auto Hot target tracking, Wi-Fi connectivity to your mobile device and video recording for your shot record that can be save to a 128GB SD card.