MythGeek Digital LCD Fish Tank Aquarium Thermometer, Black

Notice: Brand 'AODE' sold by Bluecosto, please just and only buy from bluecosto, other sellers are fake, we don't provide after service.
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: 7cm x 3.5cm x 1.1cm.
• Cable legth: 90cm.

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.