HIGH LOW THERMOMETER FOR GREENHOUSE The ideal thermometer for measuring current, high, and low temperatures in a greenhouse. Keep in control of your greenhouse temperature with these easy to use greenhouse accessories.DIGITAL RECORDING THERMOMETER - Suitable for indoor and outdoor use in the home, garden, or greenhouse. The hi lo temperature recording thermometer will store maximum and minimum temperatures until reset by the user.EASY TO OPERATE Simply take the plastic film from the screen, add the battery and the thermometer is ready to be wall mounted or placed in any location to record high and low temperatures. An ideal tool which can be used as a greenhouse thermometer.QUALITY GUARANTEED Our carefully sourced range of greenhouse accessories are carefully chosen and made to the highest of standards our customers expect, and this thermometer NEDDS 1 X AAA BATTERY ,NOT INCLUDED