# Digital weather station TFA Dostmann 42.4000 — compact indoor unit, black/yellow, 80×65 mm, 180 g

**URL:** https://aio.lv/en/product--tfa-dostmann-424000--12088896
**Data updated:** 2026-03-13 15:50 (EET)
**Category:** Home Goods Accessories
**Manufacturer:** tfa dostmann
**Manufacturer code:** 42.4000
**EAN:** 4009816012241
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 69.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 57.84 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tfa-dostmann-424000--12088896

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

TFA Dostmann 42.4000 is a compact digital weather station for home use, presented in black and yellow. The unit measures 80 mm wide, 65 mm deep and weighs 180 g. It provides basic indoor environmental readings and is suitable for placement on a desk or shelf to monitor conditions in living rooms, offices or bedrooms.

## Long description

TFA Dostmann 42.4000 is a compact digital weather station designed for indoor use, finished in black and yellow. The unit measures 80 × 65 mm and weighs 180 g, making it suitable for placement on a desk, shelf or bedside table. It provides basic environmental readings including temperature-related barometric information and an altimeter reading to help monitor indoor conditions in living rooms, offices and bedrooms.
Advantages
The device combines portability with straightforward functionality: a compact housing and low weight make it easy to move between rooms. It operates without batteries and features simple manual adjustment for calibration and setting. Included accessories—a neck belt and a leather bag—allow protected transport and convenient handling. The combination of an altimeter and both absolute and relative air pressure readings provides multiple perspectives on atmospheric changes.
Suitable for
 Monitoring indoor atmospheric conditions in living rooms and bedrooms
 Use on office desks to track pressure trends and room environment
 Portable checking of altitude-related readings during travel or indoor testing
 Users who prefer a battery-free instrument with simple manual controls
Key specifications
 Dimensions: 80 × 65 mm
 Weight: 180 g
 Altimeter range: 0–5000 metres
 Barometer range (absolute and relative): 580–1040 hPa
 Power: battery not required (mechanical/manual operation)
 Accessories included: neck belt and leather bag
 Adjustment: simple manual calibration
How to use
Place the weather station on a stable horizontal surface such as a desk, shelf or bedside table. Use the manual adjustment controls to calibrate the barometer and altimeter according to local reference values or a known altitude. Read absolute and relative air pressure values directly from the display or indicator and consult the altimeter for elevation information. The unit does not require batteries; maintain it in its leather bag when transporting with the included neck belt for protection.
Usage recommendations
For best accuracy, calibrate the barometer using a reliable local pressure reading and set the altimeter at a known reference altitude before taking measurements. Keep the device away from direct heat sources or drafts to avoid transient measurement errors, and store it in the leather bag when not in use to protect the housing and mechanical parts.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.18 kg |
| Width | 80 mm |
| Depth | 65 mm |
| Product colour | Black, Yellow |

## FAQ

### How much does the Digital weather station TFA Dostmann 42.4000 cost, and is it available for purchase?

The price is 69.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 25 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 14.07.2026 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

## Image

https://aio.lv/img/cache/product/12088896/67625246_large.webp