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header-product Indoor Electronic Hygrometer TFA-Dostmann 30.5038 Black
11.99 €

Indoor Electronic Hygrometer TFA-Dostmann 30.5038 Black

Indoor Electronic Hygrometer TFA-Dostmann 30.5038 Photo 1
Indoor Electronic Hygrometer TFA-Dostmann 30.5038 Photo 2
Indoor Electronic Hygrometer TFA-Dostmann 30.5038 Photo 1
Indoor Electronic Hygrometer TFA-Dostmann 30.5038 Photo 2
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Short description

The TFA-Dostmann 30.5038 Indoor Electronic Hygrometer features a square design and operates on AA batteries. With dimensions of 94mm x 37mm x 94mm, it is compact and easy to use. This hygrometer accurately measures humidity levels, helping you maintain optimal indoor conditions. Its sleek black finish adds a modern touch to any room.
Available at price 11.99 €: 80 pcs.
Total available for order: 160 pcs.
Warranty: 2 Years
SKU: 1848972
Manufacturer: tfa dostmann
delivery
to the Customer Service Center at Kengaraga 2b, Riga
29.06.2026 {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
29.06.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
02.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.13 kg)
Parcel couriers
Latvijas Pasts pakomāts / Unisend / DPD Paku skapis / Omniva / Venipak Pickup / Venipak Locker / Latvijas Pasts nodaļa
02.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
payment
Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
Together cheaper
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Product information

Description

The TFA-Dostmann 30.5038 Indoor Electronic Hygrometer is a compact square device in black with a high-gloss surface that measures room temperature and relative humidity. It displays current, maximum and minimum values, includes a clock with date, an alarm with snooze and an optional hourly chime. The instrument helps monitor indoor climate so you can adjust heating and ventilation to remain within comfort ranges and protect health, plants, pets and wooden furnishings.

Advantages

This electronic hygrometer offers combined temperature and humidity measurement with a clear display and memory for highest and lowest readings. A smiley icon indicates when the measured values are within the comfort zone, simplifying interpretation. The integrated clock, alarm with snooze and hourly chime add practical daily functions while the compact 94 × 37 × 94 mm design and AA battery operation make it easy to place and maintain.

Suitable for

  • Homes and apartments for monitoring living-room and bedroom climate
  • Rooms with wooden floors, antique furniture or musical instruments
  • Plant rooms and indoor gardens
  • Pet rooms and terrariums (as a general indoor reference)

Key specifications

  • Brand: tfa dostmann
  • Model: 30.5038
  • Dimensions: 94 mm × 37 mm × 94 mm
  • Power: AA batteries
  • Colour: Black (high-gloss surface)
  • Displayed values: temperature (°C/°F), relative humidity, date and time
  • Functions: max/min memory, comfort smiley indicator, alarm with snooze, hourly chime

How to use

Place the hygrometer on a stable surface or mount it where it measures representative room air away from direct heat sources, windows or drafts. Insert the required AA battery, set the preferred temperature unit (°C or °F) and adjust clock and alarm settings via the front controls. Read the current temperature and humidity on the display; press the appropriate button to view stored maximum and minimum values. Use the smiley indicator and recorded values to decide whether to increase ventilation or adjust heating.

Usage recommendations

For reliable readings, position the device at chest height in the centre of the room and avoid placing it near radiators, open windows or direct sunlight. Regularly check and replace the AA battery to ensure continuous measurement and reset max/min memory after significant changes in room conditions.

Specifications

Weight:
0.095 kg
Temperature measurement units:
°C, F
Product colour:
Black
All features
Type:
Electronic hygrometer
Number of batteries supported:
1
Purpose:
Indoor
Temperature measurement range:
0 - 50
Placement:
Table
Display form factor:
Square
Humidity measuring range:
20 - 90

Power

Battery type:
AA
Power source:
Battery
Battery voltage:
1.5 V

Packaging content

Batteries included:
No

Weight & dimensions

Weight:
0.095 kg
Height:
94 mm
Width:
94 mm
Depth:
37 mm

Features

Product colour:
Black
Housing material:
Plastic
Temperature measurement units:
°C, F

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Stock data
Warehouse Stock Delivery to the store Store Price
WH334 80 29.06.2026 Best delivery 11.99 € Best price
Available only for legal entities
Warehouse Stock Delivery to the store Store Price
WH109 80 13.07.2026 22.49 €
11.99 €
Stock: 80
Delivery Date: 29.06.2026 Best delivery
Warehouse: WH334
Available only for legal entities
22.49 €
Stock: 80
Delivery Date: 13.07.2026
Warehouse: WH109

Customer reviews

Customer questions

FAQ

How much does the Indoor Electronic Hygrometer TFA-Dostmann 30.5038 cost, and is it available for purchase?

The price is 11.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 160 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 29.06.2026 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, Bank cards on-line, Apple Pay, Google Pay. 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: 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 Indoor Electronic Hygrometer TFA-Dostmann 30.5038?

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.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.