Aquarium Thermometer - Digital with Probe and 1 Pack, Black 1PCS\nProduct Details\n--Publisher: Zacro\n--Publication date: 0\n--Item weight: 9 g\n--Dimensions: 9.1 x 8.1 x 1.5 cm\n--Dimensions: 58\u00D738\u00D715mm. Power supply: LR44 button cell (included).\n--[How to Use] - 1. press the PWR button of the aquarium thermometer; 2. put the sensor probe into the water; the attached suction cup can stick the LCD screen to the side of the aquarium. (NOTE: Submerge probe only, do not submerge thermometer in water)\n--[LCD Display] - large, easy to read LCD display. The temperature unit can be switched between \u00B0C and \u00B0F with the button.\n--[Temperature Range] The measuring range of fish tank thermometer is -50\u00B0C~70\u00B0C (-58\u00B0F~158\u00B0F) , the accuracy is +/- 1 degree Celsius.\n--[Wide Application] - Aquarium thermometer is suitable for aquariums, fish tanks, reptile boxes, incubators, refrigerators, cigar houses, etc. It can protect reptiles, fish and small animals .