General Tools AQ150 Digital Aquarium Thermometer
Digital Panel Mount Thermometer, Sensor Type External, -58 Degrees to 158 Degrees Temp. Range (F), -50 Degrees to 70 Degrees Temp. Range (C), Power Source AAA Battery, Mounting Foldaway Stand and Suction Cup, Accuracy +/-1.8 Degrees F (+/-1 Degrees C), Line Length 10 ft., Line Material PlasticSensor Dia. 0.82 In., Sensor Length 1.88 In., Case Material Plastic, Lens Material Plastic, Display LCDHeight 2 In., Width 3 In.