# Outdoor temperature and humidity sensor Homematic IP HmIP-SWO-PR — freestanding, battery LR6 1.5 V, weight 1.42 kg

**URL:** https://aio.lv/en/product--homematic-ip-151821a0--11872658
**Data updated:** 2026-03-09 20:36 (EET)
**Category:** Weather Station
**Manufacturer:** Homematic IP
**Manufacturer code:** 151821A0
**EAN:** 4047976518210
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 343.99 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 284.29 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--homematic-ip-151821a0--11872658

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.07.2026 | free |
| Pickup points | 27.07.2026 | 1.89 EUR |
| Courier delivery to door | 27.07.2026 | 4.99 EUR |

## Summary description

Freestanding Homematic IP HmIP-SWO-PR outdoor temperature and humidity sensor for environmental monitoring. Measures ambient temperature and relative humidity, powered by a single LR6 (1.5 V) battery. Designed for outdoor placement to provide local climate data for smart home automation, weather observation, or HVAC control. No built-in display; compact, lightweight design (approx. 1.42 kg).

## Long description

Homematic IP HmIP-SWO-PR is a freestanding outdoor temperature and humidity sensor designed to provide reliable local climate data for smart home automation, weather observation and HVAC control. The compact sensor measures ambient temperature and relative humidity and communicates wirelessly with Homematic IP systems. It is powered by a single LR6 (1.5 V) battery and has no built-in display, offering a discreet solution for outdoor placement where continuous remote monitoring is required.
Advantages
The Homematic IP HmIP-SWO-PR combines a wide measuring range for temperature and humidity with wireless connectivity to deliver timely environmental information to your smart home platform. Its freestanding design and lightweight construction simplify installation and relocation. Battery operation ensures placement flexibility without the need for external power, while a robust operating radius allows the sensor to communicate effectively with Homematic IP gateways or repeaters placed within typical residential distances.
Suitable for
 Monitoring outdoor air temperature for garden and terrace environments
 Collecting humidity data to support irrigation decisions or outdoor comfort assessment
 Integrating with Homematic IP automation for climate-dependent actions (ventilation, shading, heating control)
 Supplementing home weather stations with remote outdoor measurements
Key specifications
 Sensor type: freestanding temperature and relative humidity sensor
 Temperature measuring range: -20 to 55 °C
 Humidity measuring range: 1 to 99 % relative humidity
 Power supply: single LR6 (1.5 V) battery
 Communication: wireless connection to Homematic IP system
 Operating radius: up to 400 m (line of sight)
 Built-in display: no
 Weight: approximately 1.417 kg
How to use
Place the Homematic IP HmIP-SWO-PR outdoors in a sheltered, representative location away from direct heat sources and splash water where it can measure ambient conditions accurately. Insert the LR6 (1.5 V) battery and follow the Homematic IP pairing procedure to connect the sensor to your Homematic IP gateway or central unit. Once paired, configure the sensor within the Homematic IP app or interface to include its readings in automation rules or monitoring dashboards. Check battery status periodically through the system and replace the battery when the app indicates low charge.
Usage recommendations
 For consistent and accurate measurements, mount the sensor out of direct sunlight and sheltered from heavy precipitation; avoid locations near heaters, exhaust vents or reflective surfaces. Regularly verify wireless connectivity when relocating the device and ensure the Homematic IP gateway is positioned to maintain the specified operating radius.

## Specifications

| Feature | Value |
|---|---|
| Type | Freestanding |
| Certification | CE |
| Sensor type | Temperature & humidity sensor |
| Purpose | Outdoor |
| Operating radius | 400 m |
| RF transmission frequency | 869 MHz |
| Temperature measuring range | -20 - 55 |
| Humidity measuring range | 1 - 99 |

### Power

| Feature | Value |
|---|---|
| Battery type | LR6 |
| Battery voltage | 1.5 V |

### Ports & interfaces

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

### Display

| Feature | Value |
|---|---|
| Built-in display | No |

### Packaging data

| Feature | Value |
|---|---|
| Package depth | 369 mm |
| Package height | 147 mm |
| Package width | 564 mm |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.417 kg |

### Technical details

| Feature | Value |
|---|---|
| Number of batteries supported | 3 |

## FAQ

### How much does the Homematic IP HmIP-SWO-PR outdoor temp & humidity sensor cost, and is it available for purchase?

The price is 343.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 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 22.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Homematic IP HmIP-SWO-PR outdoor temp & humidity sensor be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Homematic IP 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 Homematic IP 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: built-in display, weight, 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.

## Image

https://aio.lv/img/cache/product/11872658/67434029_large.webp