TFA Aluminium Thermo-Hygrometer, Thermo-Hygrometer, Maximum and minimum levels, Tendency arrows, With magnet, Aluminium surface, Measuring range: T: 0 ... 50° C (32 ... 122° F), H: 20 ... 90%, To set up in the table or hang up, Dimensions: 86 x 21 (46) x 77 mm, Weight: 63 g, Operation with 1.5 V AAA battery