Features: Monitor temperature change with this digital thermometer featuring a wide from -50°C to +100°C, perfect for home and commercial use. The and provide temperature readings with ±1°C accuracy, while the alarm alerts you to extreme temperatures. For households, businesses, and hobbyists for reliable temperature monitor . Placement allow for easy mounting on desk, metal base. Small size make convenient to carry around for monitor refrigerators, fish tanks, even room temperatures. Specifications: Material: ABS Temperature Testing: -50 to 100°C/-58 to 212°F(±1℃) Battery: 1xAAA Battery Requires(NOT Include) Size: About. 9x7x2cm/3.54x2.76x0.79in Probes Cable Length: About: 200cm/78.74in Package Includes: 1x Thermometer note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.