Mercury free thermometer with a press button that records the highest and lowest temperatures reached throughout the day and night by pushing markers to the extreme readings until re-set. Suitable for indoor or outdoor use, this thermometer has the following range: -40°C to +50°C. Features: Can be wall mounted Suitable for indoor and outdoor use Suitable for indoor and outdoor use Mercury free Range: -40°C to +50°C / -40°F to +120°F Specifications: Dimensions: H:25.7 x W:3.1 x D:9.1 cm Colour: Multi Guarantee:5 years Material: Plastic Model Number: FAITHMMBUTMF