# TFA-Dostmann Modus Plus Black LCD Battery Indoor Outdoor Thermometer Hygrometer

**URL:** https://aio.lv/en/product--tfa-dostmann-351122--11455466
**Data updated:** 2026-01-06 11:19 (EET)
**Category:** Home Goods Accessories
**Manufacturer:** tfa dostmann
**Manufacturer code:** 35.1122
**EAN:** 4009816024053
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 62.49 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 51.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tfa-dostmann-351122--11455466

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.07.2026 | free |
| Pickup points | 04.08.2026 | 1.89 EUR |
| Courier delivery to door | 04.08.2026 | 4.99 EUR |

## Summary description

The TFA-Dostmann Modus Plus is a black LCD battery-operated thermometer and hygrometer. It measures indoor and outdoor temperature and humidity with a wireless transmission frequency of 868 GHz. The device features a clear LCD display and is powered by AA batteries. Its dimensions are 100 mm width, 34 mm depth, and 168 mm height, making it a compact and efficient solution for monitoring environmental conditions.

## Long description

The TFA-Dostmann Modus Plus is a compact black LCD battery-powered indoor/outdoor thermometer and hygrometer that displays current indoor and outdoor temperature and humidity. A separate wireless outdoor transmitter sends measurements to the main unit, while an integrated electronic barometer monitors air pressure and provides a short-term weather forecast via weather symbols. The device also shows radio-controlled time, date and weekday, supports two separate alarms with snooze, and indicates the moon phase. The clear display has an orange backlight for easy reading in low light.
Advantages
The Modus Plus combines indoor and outdoor measurement in one compact unit with wireless transmission at 868 MHz and a readable LCD panel. An integrated barometer and weather symbol forecasting give quick weather guidance. Radio-controlled timekeeping ensures accurate time and date display, and two alarm settings with snooze add practical functionality. Battery operation and small dimensions make the device easy to place or mount in different rooms.
Suitable for
Home monitoring of room temperature and humidity
Checking outdoor conditions from inside (via wireless transmitter)
Situations where compact, battery-powered environmental monitoring is needed
Use in bedrooms or living rooms where a backlit display and alarms are useful
Key specifications
Brand: tfa dostmann
Model: Modus Plus (MPN 35.1122, EAN 4009816024053)
Display: black LCD with orange backlight
Measurements: indoor and outdoor temperature and humidity
Transmission frequency: 868 MHz (wireless outdoor transmitter)
Power supply: AA batteries
Functions: electronic barometer with weather symbol forecast, radio-controlled time/date/weekday, 2 alarms with snooze, moon phase
Dimensions (W×D×H): 100 × 34 × 168 mm
How to use
Insert the specified AA batteries into the main unit and the outdoor transmitter, place or mount the outdoor transmitter at the desired external location, and position the main unit indoors where the display is easily visible. The outdoor sensor will transmit measurements wirelessly to the main unit; allow a few minutes for initial signal synchronization. The device receives radio time and date automatically. Use the control buttons to set two alarm times and enable snooze as required.
Usage recommendations
Place the outdoor transmitter in a sheltered, well-ventilated location away from direct sunlight and heavy rain to ensure accurate outdoor readings. Replace batteries promptly when low to maintain continuous transmission and reliable radio time reception.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.237 kg |
| Battery type | AA |
| Power source | Battery |
| Height | 168 mm |
| Wall mountable | Yes |
| Width | 100 mm |
| Depth | 34 mm |
| Connectivity technology | Wireless |
| Backlight display | Yes |
| Product colour | Black |
| Snooze function | Yes |
| Alarm clock | Yes |
| Battery voltage | 1.5 V |
| Housing material | Plastic |
| Temperature measurement range (inside) (T-T) | -10 - 60 |
| Temperature measurement range (inside) (T-T) | 14 - 140 |
| Temperature measurement range (outside) (T-T) | -40 - 60 |
| Temperature measurement range (outside) (T-T) | -40 - 140 |
| Number of batteries (sensor) | 3 |
| Number of batteries (receiver) | 2 |
| Humidity measuring range (outside) (H-H) | 20 - 99 |
| Alarm function | Yes |
| Clock function | Yes |
| Clock/Date display | Yes |
| Built-in display | Yes |
| Temperature measurement units | °C, F |
| Display type | LCD |
| Measuring functions | Indoor hygrometer, Indoor thermometer, Outdoor hygrometer, Outdoor thermometer |
| Weather forecast | Yes |
| Outdoor sensors range | 75 m |
| Moon phase | Yes |
| Measuring functions trend display | Hygrometer, Thermometer |
| Humidity measuring range (inside) (H-H) | 20 - 99 |
| Transmission frequency | 868 GHz |
| Colour display | No |
| Battery included | No |
| Smart weather station | Yes |
| Outdoor sensor | Yes |

## FAQ

### How much does the TFA-Dostmann Modus Plus Black LCD Thermometer Hygrometer cost, and is it available for purchase?

The price is 62.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 17 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 30.07.2026 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

### Where can I download the instructions for TFA-Dostmann Modus Plus Black LCD Thermometer Hygrometer?

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/11455466/66140448_large.webp