Mini Digital LCD Thermometer & Hygrometer – Indoor Temperature & Humidity Gauge, °C Display, for Greenhouse, Incubators & Guitar Cases
R79.00
Price incl. VAT (15%) R10.30
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Mini Digital LCD Thermometer & Hygrometer – Indoor Temperature & Humidity Gauge, °C Display, for Greenhouse, Incubators & Guitar Cases
Product Details
Mini Digital LCD Thermometer & Hygrometer – Technical Specifications:
| Sensor Type | – NTC Thermistor + Capacitive Humidity Sensor |
| Display Type | – LCD (Liquid Crystal Display) |
| Temperature Range | – -10°C to +60°C |
| Temperature Accuracy | – ±1°C |
| Temperature Resolution | – 0.1°C |
| Humidity Range | – 10% to 99% RH |
| Humidity Accuracy | – ±5% RH |
| Humidity Resolution | – 1% RH |
| Display Unit | – Celsius (°C) |
| Sampling Rate | – Every 10 Seconds (Approx.) |
| Power Supply | – 1× LR44 / AG13 Button Cell Battery |
| Battery Life | – ≥ 12 Months (Typical) |
| Operating Temperature | – 0°C to +50°C |
| Dimensions | – ~43 × 43 × 12mm (approx.) |
| Mounting | – Freestanding / Magnetic Backing / Clip |
| Applications | – Greenhouses, Incubators, Guitar Cases, Humidors, Terrariums, Server Rooms, Baby Rooms, Wine Cellars |
Handy Tips for Using the Mini Digital LCD Thermometer & Hygrometer:
1: For the most accurate readings, position the sensor away from direct sunlight, heat sources, air vents, and cold windows. These create microclimates around the sensor that do not reflect the true ambient conditions of the space. In a greenhouse or grow tent, mount the sensor at plant canopy height where temperature and humidity conditions are most critical to your plants.
2: The ±5% RH humidity accuracy is typical for capacitive humidity sensors at this price point — perfectly adequate for general monitoring of greenhouses, guitar cases, humidors, and incubators. For applications requiring tighter humidity control such as precision laboratory or pharmaceutical storage, a calibrated industrial-grade hygrometer is more appropriate. For most hobby and home applications this accuracy level is more than sufficient.
3: Guitar and instrument cases are a particularly important application — wood instruments are highly sensitive to humidity fluctuations. Ideal storage humidity for guitars is 45–55% RH. Below 40% RH the wood dries out, causing fret sprout, cracking, and joint failure. Above 65% RH the wood swells, causing buzzing, swollen fingerboards, and finish damage. Place one of these sensors inside your case to monitor conditions at a glance without opening the case.
4: For incubator use, temperature stability is critical — most poultry eggs require 37.5°C ± 0.5°C and 50–60% RH during incubation, rising to 65–70% RH during the final days before hatching (lockdown). Position the sensor at egg level inside the incubator, not near the heating element, for the most representative reading of the conditions your eggs are actually experiencing.
5: The device runs on a single LR44 / AG13 button cell battery — the same type used in watches and small electronics, widely available at supermarkets and hardware stores. Battery life is typically 12 months or more under normal use. If the display becomes faint or readings become erratic, replace the battery before assuming the sensor is faulty — a low battery is the most common cause of inaccurate or missing readings on these compact devices.
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