# Digital thermo-hygrometer TFA-Dostmann 30.5033.02

**URL:** https://aio.lv/en/product--tfa-dostmann-30503302--3806967
**Data updated:** 2026-01-06 11:11 (EET)
**Category:** Weather Station
**Manufacturer:** tfa dostmann
**Manufacturer code:** 30.5033.02
**EAN:** 4009816025784
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 27.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 22.72 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tfa-dostmann-30503302--3806967

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 28.07.2026 | free |
| Pickup points | 31.07.2026 | 1.89 EUR |
| Courier delivery to door | 31.07.2026 | 4.99 EUR |

## Summary description

The TFA-Dostmann Digital thermo-hygrometer measures indoor temperature and humidity with a clear trend display. Powered by AA batteries, it features a compact design (94x37 mm) and provides accurate readings for optimal indoor climate management. Ideal for home or office use.

## Long description

The Digital thermo-hygrometer TFA-Dostmann 30.5033.02 is a compact instrument for monitoring indoor temperature and relative humidity. With a high-gloss surface and a clear trend display, it shows current values and stores the highest and lowest readings. The unit is battery-powered and includes a clock with date display, an alarm with snooze function and an optional hourly chime.
Advantages
This thermo-hygrometer provides continuous monitoring of room climate to help avoid excessive humidity or dryness. The clear trend indicator and memory of min/max values make it easy to detect changes and adjust heating or ventilation. The built-in clock, alarm with snooze and hourly chime add practical everyday functions in a compact, easy-to-place design.
Suitable for
Living rooms and bedrooms
Home offices and workspaces
Rooms with wooden floors, antiques or musical instruments
Plant and pet environments
Key specifications
Brand: tfa dostmann
Model / MPN: 30.5033.02
EAN: 4009816025784
Measured values: temperature and relative humidity
Display: trend indicator, min/max memory
Power supply: AA batteries
Dimensions (approx.): 94 x 37 mm
How to use
Place the thermo-hygrometer on a flat surface or in a suitable visible position away from direct heat sources and sunlight. Ensure batteries are correctly inserted, then read the current temperature and humidity on the display. Use the min/max recall button to view stored extremes, and set the clock, alarm and hourly chime according to the included instructions. Adjust room heating or ventilation based on the measured humidity and temperature to maintain a comfortable indoor climate.
Usage recommendations
For reliable readings, position the device in the representative area of the room, avoid placing it near radiators, windows or ventilation outlets, and replace batteries when the display fades. Regularly check min/max values to identify persistent deviations and correct indoor climate using heating, ventilation or humidification as needed.

## Specifications

### Power

| Feature | Value |
|---|---|
| Battery type | AA |
| Power source | Battery |
| Battery voltage | 1.5 V |
| Number of batteries (receiver) | 1 |

### Features

| Feature | Value |
|---|---|
| Product colour | White |
| Snooze function | Yes |
| Alarm clock | Yes |
| Housing material | Plastic |
| Temperature measurement range (inside) (T-T) | 0 - 50 |
| Temperature measurement range (inside) (T-T) | 32 - 122 |
| Alarm function | Yes |
| Clock function | Yes |
| Clock/Date display | Yes |
| Temperature measurement units | °C, F |
| Measuring functions | Indoor hygrometer, Indoor thermometer |
| Measuring functions trend display | Thermometer, Hygrometer |
| Weather station extremum data | Thermometer, Hygrometer |
| Humidity measuring range (inside) (H-H) | 20 - 90 |

### Display

| Feature | Value |
|---|---|
| Built-in display | Yes |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.095 kg |
| Height | 94 mm |
| Width | 94 mm |
| Depth | 37 mm |

## FAQ

### How much does the Digital thermo-hygrometer TFA-Dostmann 30.5033.02 cost, and is it available for purchase?

The price is 27.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 78 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 28.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All tfa dostmann products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized tfa dostmann service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: temperature measurement range (inside) (t-t), built-in display, alarm function, clock function, weight, temperature measurement units, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Digital thermo-hygrometer TFA-Dostmann 30.5033.02?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/3806967/58568853_large.webp