# Professional chronometer THOMS TF-T500 — 3-line display, 10-hour timing

**URL:** https://aio.lv/en/product--thoms-tf-t500--10946810
**Data updated:** 2026-01-07 19:55 (EET)
**Category:** Sports & Fitness Products
**Manufacturer:** THOMS
**Manufacturer code:** TF-T500
**EAN:** 2916018690295
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 85.99 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 71.07 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--thoms-tf-t500--10946810

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.89 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

The THOMS TF-T500 professional chronometer provides precise time measurement with a three-line display and a 10-hour timing range. Designed for professional and event use, it shows multiple time values simultaneously and supports long-duration timing tasks. Suitable for sports, testing, production or event timing where clear multi-line readout and extended run time are required.

## Long description

The THOMS Time Master TF-T500 professional chronometer offers precise multi-line time measurement with a three-line display and up to 10 hours of timing range. It stores measurements in grouped dual-partitioned memory (500 entries) and supports Bluetooth data transfer to computers and smartphones, making it suitable for professional timing tasks that require recallable records and extended measurement duration.
Advantages
The TF-T500 provides 1/1000 second measurement resolution and can record up to 10 hours. Its 500 dual-partitioned memory entries are organized by groups so data from different periods can be retrieved. The device supports Bluetooth transfer of recorded data in Excel format and is compatible with Apple iOS (8.0 and later) and Android (4.4 and later). Additional functions include a programmable pacemaker (5–240 beats per minute) with up to 10 memories, pulse frequency measurement with memory, countdown timer up to 9:59:59, power-saving and mute modes, low battery indicator, and a non-slip watch lens (1.8-inch display).
Suitable for
Sports timing and training sessions
Event and competition timekeeping
Laboratory and production timing tasks
Medical or fitness pulse monitoring with pacemaker function
Key specifications
Category: Chronometers
Model: TF-T500
Maximum measurement time: 10 hours
Measurement accuracy: 1/1000 second (display supports 1/100 second readout)
Display: three-line, 1.8 inch screen
Memory: 500 dual-partitioned entries with grouped recall
Connectivity: Bluetooth; exports data in Excel format
Countdown timer: up to 9:59:59
Pacemaker: programmable 5–240 beats per minute, up to 10 memories
Water resistance: up to 3 bar
Battery: CR2450 (3 V) lithium
Dimensions (L×W×H): 8.38 × 6.60 × 2.03 cm
Weight: 96 g
Patent: ZL201720554780.3
How to use
Power the unit with a CR2450 3V lithium battery and turn it on using the power button. Use the start/stop and split controls to record times and store entries in the device memory. Access stored groups to recall previous measurements. To transfer data, enable Bluetooth on the chronometer and pair it with a compatible smartphone or computer running iOS 8.0/Android 4.4 or later; export records in Excel format. Set the countdown timer or programmable pacemaker as needed using the device controls. Observe the low battery indicator and replace the battery when prompted.
Usage recommendations
For reliable results, avoid exposing the chronometer to pressures exceeding 3 bar and replace the CR2450 battery before long events. Use the Bluetooth export feature to back up recorded data regularly and ensure your smartphone or computer runs the required OS versions for compatibility.

## FAQ

### How much does the THOMS TF-T500 professional chronometer cost, and is it available for purchase?

The price is 85.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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 07.07.2026 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 THOMS TF-T500 professional chronometer 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 THOMS 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 THOMS 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/10946810/61314997_large.webp