St Helens Vintage Effect Outdoor Clock Inc. Humidity & Temp. This fabulous decorative outdoor wall clock from St Helens Home and Garden would make a welcome addition to any garden thanks to its charming vintage design. The clock also features a handy thermometer which reads in deg C from -30 deg C to 50 deg C and a hygrometer which measures the percentage humidity of the air. The clock is made from PP and PVC making it long lasting and suitable for the rigours of outdoor use. Supplied with a fitted plastic hanging bracket meaning it is extremely quick and easy to mount on outdoor walls, fences, summer houses, conservatories and sheds. Sit back, enjoy the beauty of your garden and literally watch time go by. The clock requires 1x AA battery (not supplied). Features: Water resistant outdoor clock with thermometer & hygrometer Charming vintage design Thermometer reads in °C from -30°C to 50°C Hygrometer measures the % humidity in the air Suitable for indoor & outdoor use Specifications: Dimensions: H:38.0 x W:5.3 x D:38.0 cm Guarantee: 12 Months Model Number: G0842