$11.89
About this item 
The design inspiration comes from the black hole of the universe, the origin, the starting point of everything in the world. The shell adopts mirror technology, which is formed in one, full of science and technology. Overtemperature alarm function(93.2℉）:If you use a heater, it is essential that you use a thermometer with an alarm to prevent the water from overheating and harming your fish. Easy to install:Remove the adhesive and press hard for 3 secondes to complete the installation.After 10 minutes,temperature can be measured accurately.The temperature of the tank may be ±2℉ different from the actual water temperature.So the temperature may be off by ±2℉. Touch to wake up display 2~3 seconds.A button battery lasts a year.If you need to replace the battery please read the sales page for instructions on how to remove the thermometer. Notice:Adhesive tape can be washed repeatedly, not afraid of residual in the fish tank.Tape is very sticky, to remove please use a thin line cut slowly.Violent removal may result in damage to the thermometer.
