---
product_id: 33686673
title: "Topstech LCD Digital Fish Tank Aquarium Terrarium Thermometer ST-3 Black"
brand: "topstech"
price: "฿1412"
currency: THB
in_stock: true
category: "Misc."
url: https://www.desertcart.co.th/products/33686673-topstech-lcd-digital-fish-tank-aquarium-terrarium-thermometer-st-3
store_origin: TH
region: Thailand
---

# Topstech LCD Digital Fish Tank Aquarium Terrarium Thermometer ST-3 Black

**Brand:** topstech
**Price:** ฿1412
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Topstech LCD Digital Fish Tank Aquarium Terrarium Thermometer ST-3 Black by topstech
- **How much does it cost?** ฿1412 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/33686673-topstech-lcd-digital-fish-tank-aquarium-terrarium-thermometer-st-3)

## Best For

- topstech enthusiasts

## Why This Product

- Trusted topstech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Features: • Brand new and high quality.  • Large, easy to read LCD display.  • Switch between °C and °F . • Compact design for discrete use.  • Simple operation,Press ''PWR'' for 3 seconds to power off. • Submerge probe into fish tank to measure water temperature (Submerge probe only, do not submerge thermometer in water)  
 Technical Data: • Temperature range: -50°c ~ + 70°c.  • Operating temperature: -10°c ~ +50°c.  • Powered by one LR44 button cell (included)  • Accuracy: +/- 1°c.  • Temperature readings to within: 0.1.  • Size: 2.5 x 2.2 x 0.7 inches. • Weight:1.2 ounces  • Cable legth: 35 Inch.  
Package Include:1 x LCD Digital Aquarium Thermometer. 
Operation: 1. Open the battery cover and insert battery with (+) positive side up. The LCD will now display the current room temperature.  2. Using the suction cups provided, attach the display unit to the outside of the aquarium. Submerge the probe into the water in the aquarium. Do not submerge the display unit. Only the probe is water resistant.  3. To preserve battery life press the Power button for three seconds to power off or remove the battery.To power on press the Power button. If the LCD displays H°C, temperature reading is higher than 70°C. If L°C temperature reading is lower than -50°C. 
Declaration: • Topstech a registered trademark,Brand 'Topstech' sold by Topstech store,Only placing your order from Topstech Amazon store could get our perfect customer service and product quality warranty.

## Features

- Digital Thermometer with external thermistor with 3 ft insulated wire.
- Easy to read LCD display Compact design, with suction cup and place to any smooth surface use Flip to switch between Centigrade and Fahrenheit On/Off button to save battery power.
- Temperature readings to within 0.1 degree,  Submerge probe/thermistor into fish tank or a refrigerator or any place you want to monitor the temperature,simple operation
- Temperature range -50°c ~ + 70°c,Operating temperature -10°c ~ +50°c
- Submerge probe into fish tank to measure water temperature (Submerge probe only, do not submerge thermometer in water)

## Images

![Topstech LCD Digital Fish Tank Aquarium Terrarium Thermometer ST-3 Black - Image 1](https://images-na.ssl-images-amazon.com/images/I/51WsNe-HkrL.jpg)
![Topstech LCD Digital Fish Tank Aquarium Terrarium Thermometer ST-3 Black - Image 2](https://images-na.ssl-images-amazon.com/images/I/41APQ0aXVzL.jpg)
![Topstech LCD Digital Fish Tank Aquarium Terrarium Thermometer ST-3 Black - Image 3](https://images-na.ssl-images-amazon.com/images/I/41kBYyyXdpL.jpg)
![Topstech LCD Digital Fish Tank Aquarium Terrarium Thermometer ST-3 Black - Image 4](https://images-na.ssl-images-amazon.com/images/I/51T9z5em6KL.jpg)
![Topstech LCD Digital Fish Tank Aquarium Terrarium Thermometer ST-3 Black - Image 5](https://images-na.ssl-images-amazon.com/images/I/41eHnEWsPvL.jpg)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-06-04*