Join the digital night vision revolution with the Nightfox Swift, bringing you a 75 yards viewing range at night. Head mount included – the Swift’s 1x magnification & 2x digital zoom mean you’ll stay orientated while head-mounting. Maintain your night vision by using the custom screen brightness setting on the widescreen viewing monitor. Optimise your ideal infrared level in a touch, with up/down control buttons. For using an external IR flashlight, choose IR Level Zero to enable maximum sensitivity with the IR LEDs off. 3hrs battery life with integrated USB rechargeable lithium battery.