# Temperature and Humidity Meter Unit UNi-T UT333 — handheld hygrometer and thermometer

**URL:** https://aio.lv/en/product--unit-9294--12253550
**Data updated:** 2026-04-14 14:27 (EEST)
**Category:** Measuring tools
**Manufacturer:** Unit
**Manufacturer code:** 9294#
**EAN:** 5900804100805
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 26.99 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 22.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--unit-9294--12253550

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.99 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Handheld temperature and humidity meter Unit UNi-T UT333 designed for spot measurements of ambient temperature and relative humidity. Compact instrument for monitoring indoor climate, HVAC checks, storage conditions, and basic environmental diagnostics. Provides quick readings of temperature and humidity and is suitable for use by technicians, facility managers, and home users.

## Long description

The Unit UNi-T UT333 is a handheld temperature and humidity meter designed for quick spot measurements of ambient conditions. This compact hygrometer and thermometer provides immediate readings of air temperature and relative humidity, making it suitable for basic environmental checks in homes, offices, storage areas and HVAC inspections. The meter is intended for users who need a portable instrument for monitoring indoor climate and ensuring comfortable or compliant storage conditions.
Advantages
The UT333 offers rapid response measurements in a small, lightweight body that is easy to carry and operate. Its combined temperature and humidity sensing allows users to assess thermal comfort and moisture levels with a single instrument. The device is suitable for routine checks, troubleshooting and simple diagnostics without complex setup.
Suitable for
 Quick indoor climate checks in homes and offices
 HVAC system spot inspections and basic commissioning checks
 Monitoring storage conditions for household items and non-critical inventory
 Field spot measurements by technicians and facility staff
When it may not be suitable
The UT333 is designed for spot measurements and basic environmental diagnostics rather than high-precision laboratory testing. It may not meet requirements for applications that demand traceable calibration, very high accuracy, or detailed logging over long periods. For continuous monitoring, data logging or compliance testing you should consider instruments with dedicated logging functions, higher accuracy specifications and calibration certificates.
Key specifications
 Measured parameters: air temperature and relative humidity
 Form factor: handheld, pocket-size
 Display: digital readout for quick values
 Typical applications: indoor climate checks, HVAC spot checks, storage monitoring
How to use
Turn the meter on and allow the sensor to stabilize in the measurement environment for a short time before reading values. Hold the device at the location where you want to measure, avoiding direct contact with heat sources or moisture that could skew readings. Read the temperature and relative humidity from the digital display. For repeated spot checks, allow a few seconds between measurements for the sensor to respond to changes in the environment.
What to consider before purchase
 Needed accuracy level — intended for basic spot checks rather than precision laboratory use
 Requirement for data logging or long-term monitoring — the unit is primarily for immediate readings
 Environmental range needed for your tasks (indoor, non-condensing conditions recommended)
Usage recommendations
For reliable spot measurements, allow the device to acclimate for a minute in the measurement location, avoid direct sunlight or localized heat sources, and store the meter in a dry place when not in use. For tasks that require traceable results or continuous records, pair use of this handheld unit with a calibrated recorder or a data-logging instrument designed for compliance testing.

## FAQ

### How much does the Unit UNi-T UT333 temperature and humidity meter cost, and is it available for purchase?

The price is 26.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 24 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 10.07.2026 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 Unit 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 Unit 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/12253550/68158059_large.webp