You can measure your measurements without being overflowed. Vivaria Thermochecker NEO Features: This non-contact infrared radiation thermometer can easily measure surface temperatures such as bio, breeding cage, hatcher, bath king spot, etc. Anyone can easily measure it with a single button. The measurement range is a wide range of -50 to 260 degrees Celsius, and the measurement error is +/- 2% or 2 degrees Celsius. LED light is included to illuminate the measuring point even in the dark. The compact body with a strap makes it easy to store it in place. The screen notifies you when the battery runs low, so you dont have to worry about the battery running out quickly. Auto power off function. Comes with a battery to check operation, ready to use. Set Contents: Main unit x 1, operation check batteries x 2, Display: LCD digital display, Measuring temperature range: -50°C - 260°C; Accuracy: ±2% or 2°C; Response time: 1 second radiation rate: 0.95 (fixed) Operating environment temperature: 0 - 50°C; Storage temperature: -20°C - 50°C; Distance coefficient: 2:1 Measuring distance: 2 - 1 cm display unit: 0.1 Power Supply: 1 2 x AAA batteries. Size (W x D x H): Approx. 1.8 x 1.1 x 3.7 inches (45 x 28 x 95 mm). Weight: Approx. 2.2 oz (60 g). Material: ABS. Country of Origin: China. Note: This product is a pet thermometer. Do not use for any other purpose than the intended purpose.