Waterproof Aquarium Water Temperature Digital Thermometer
With high-performance microcomputer chip and high-accuracy sensor the thermometer can check the temperature inside aquarium tanks more accurate. As its built-in probe of completely waterproof design the whole appliance can be set up within water the suction cup could hold it on the inner aquarium wall. Temperature can be shown clearly and be checked easily. - Water tight design - Temperature range: -50'C ~ +70'C / -58'C ~ +158'F - Powered by 1 x LR44 battery (included)