WatchDog Frost Alert Meter

• Different colored flashes indicate different temperature ranges

WatchDog® allows you to easily monitor dangerous low temperature conditions at any location up to two miles away. High-powered LED lights change color and flash frequency to indicate four different temperature ranges. Unit will show green above 34°F, white from 32°F to 34°F and red below 32°F. Unit will flash red when the temperature is below 30°F. Features include alarms for low battery and faulty sensor, and auto-shutoff above 37°F. Can be hung from a cable, secured to an upright or placed on the ground. Requires 6-volt lantern battery (not included). Imported.