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A counting ring on top enables you to keep a running total right on the gauge
or by covering the light sensor) an interesting display of earth-by-night
Plastic domes provided make the planets appear 3d
this instrument uses a hair-bundled device which expands and contracts according to water vapour present
Classic Room Thermo-Hygro Analogue Thermometer A counting ring on topThe one for the living room! Elegant oak mounted classical (clockface) displays of temperature and humidity. Big enough to be noticed but not dominating at 17 cms wide by 10 high. Mounts on hook nail or screww via notch at back. No adjustments needed. Response time is stately (responding to the 15 minute average, not the instant variations).
US$ 147.50
US$ 165.00
