Instructions for use:
The product is divided into two parts: the main unit and the probe. The probe is fixed on the fish tank glass with a suction cup. The position can be adjusted as needed. When the probe touches water, the alarm will sound.
Precautions:
1. The probe needs to be wiped clean with paper towels after use.
2. No water can enter except the probe;
troubleshooting:
1. Please remove the back shell and check whether the battery and motherboard plugs are loose.
2. Replaceable button battery CR2032;
Product Size:
Host: 4×4×1.5cm Cord length: about 17cm
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