Instructions for Use：

1. The product comes with a built-in battery with a lifespan of about half a year. After running out of power, it can be disassembled and replaced with a new battery for repeated use.

2.The ambient temperature and humidity have a direct impact on the battery life of the product. If the display screen shows incomplete or uneven numbers within a short period of time after receiving the goods, please replace the battery directly.

3. Please note that the product should be attached to the outside of the fish tank glass, not in the water. Placing it in water may damage the LCD screen.

4. The font of the external thermometer is black, and a fish tank with a black background will affect the clarity of the font. Please consider carefully before placing an order!

5. External thermometers have a beautiful appearance and intuitive readings, and there may be an error of 1-2 degrees compared to built-in direct measurement thermometers. Fish enthusiasts who pursue ultimate accuracy should purchase with caution.

Color&Size:

silver 7x2x1cm

gold 7x2x1cm

Conversion: 1inch=2.54cm

Package: 1 PC

Note

1.Due to manual measurement, the size may have an error of 1-5mm, please be careful to order if you mind!

2.If you encounter any questions, please consult our customer service, we will be patient for you to answer!