The Grreat Choice LCD Thermometer Strip helps monitor habitat temperature. The strip is accurate and easy to read. A PetSmart exclusive. Features: Easy-to-read A,AC & A,AF numbers Includes: 1pc LCD Thermometer Strip Tank Size: 5.12"L x 0.75"W Material: Plastic Cleaning Instructions: No washing Warning: This is not a toy. Keep out of reach of children.