# Indoor freestanding temperature sensor TFA 30.3301.02 — AAA 1.5V, 39×33×92 mm, °C/°F

**URL:** https://aio.lv/en/product--tfa-30330102--11872631
**Data updated:** 2026-03-09 20:36 (EET)
**Category:** Weather Station
**Manufacturer:** TFA
**Manufacturer code:** 30.3301.02
**EAN:** 4009816027191
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 25.99 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 21.48 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--tfa-30330102--11872631

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

TFA 30.3301.02 is a freestanding indoor temperature sensor designed for monitoring room climate. It measures air temperature in °C and °F, runs on a single AAA alkaline 1.5 V battery, and has compact dimensions (39×33×92 mm) with a lightweight 0.031 kg housing. Suitable for homes, offices and utility spaces where simple, battery-powered temperature monitoring is required.

## Long description

TFA 30.3301.02 is an indoor freestanding temperature sensor designed to monitor room climate in homes, offices and utility spaces. The compact device measures air temperature in both °C and °F, operates on a single AAA 1.5 V alkaline battery and features a lightweight housing (39×33×92 mm, 0.031 kg) that can be placed on a shelf or table. This sensor is part of the WEATHERHUB SmartHome ecosystem and transmits data wirelessly to the WeatherHub gateway for smartphone access and extended functions when used within that system.
Advantages
The sensor offers simple, battery-powered operation with a small footprint suitable for discreet indoor placement. It reports temperature in Celsius and Fahrenheit and integrates into the WEATHERHUB SmartHome system to enable remote checks via smartphone. The device supports adjustable alarm limits with push notifications through the gateway, stores historical data for up to 90 days, and communicates over a reliable radio frequency in the 868 MHz band.
Suitable for
 Monitoring room temperature in living rooms, bedrooms and offices
 Environment tracking in utility spaces and storage areas
 Use within a WeatherHub SmartHome installation to provide remote temperature data
 Applications where compact, battery-powered temperature sensing is required
Key specifications
 Power supply: AAA 1.5 V alkaline battery (single cell)
 Dimensions: 39 × 33 × 92 mm
 Weight: 0.031 kg
 Temperature units: °C and °F
 Wireless frequency: 868 MHz
 Temperature measuring range: -30 to 60 °C
 Data memory capacity: up to 90 days (when used with WeatherHub gateway)
How to use
Insert a single AAA 1.5 V alkaline battery into the sensor and place the freestanding unit on a stable, level surface away from direct heat sources or drafts for representative room readings. To access remote monitoring and alarms, pair the sensor with the WeatherHub gateway (sold separately) following the gateway and device pairing instructions. Once connected, configure temperature units (°C/°F) and alarm limits in the WeatherHub app to receive push notifications and view stored temperature history.
Usage recommendations
Place the sensor at typical ambient height (about 1–1.5 m) and avoid positioning it in direct sunlight, next to radiators or above heating vents to ensure accurate room temperature readings. For monitoring refrigerators, freezers, aquariums, pools or ponds, use the compatible waterproof cable sensor and confirm proper installation through the WeatherHub system. Keep spare AAA batteries on hand to maintain continuous operation.

## Specifications

| Feature | Value |
|---|---|
| Type | Freestanding |
| Certification | CE |
| Material | Plastic |
| Sensor type | Temperature sensor |
| Purpose | Indoor |
| Accuracy | 2 °C |
| RF transmission frequency | 868 MHz |
| Output power | 25 mW |
| Temperature measuring range | -30 - 60 |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wireless |

### Power

| Feature | Value |
|---|---|
| Battery type | AAA |
| Battery voltage | 1.5 V |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Alkaline |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.031 kg |
| Height | 92 mm |
| Width | 39 mm |
| Depth | 33 mm |

### Technical details

| Feature | Value |
|---|---|
| Number of batteries supported | 2 |
| Cable length | 1 m |

### Features

| Feature | Value |
|---|---|
| Temperature measurement units | °C, F |

## FAQ

### How much does the TFA 30.3301.02 indoor temperature sensor cost, and is it available for purchase?

The price is 25.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 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 20.07.2026 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, 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 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 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: weight, temperature measurement units, 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 TFA 30.3301.02 indoor temperature sensor?

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/11872631/67434079_large.webp