Specifications: Temperature Range: -50C ~ 250C(-58 F ~ 482F) Accuracy: 2% or 2C Distance Spot Ratio: 1:1 Emissivity: 0.95 Response Time: 0.8sRepeatability: 1% or1C Resolution: 0.1 C or 0.1F Battery:2 * AG13 battery(not included) Descriptions:1.High-precision detection device, using high-precision temperature sensor original parts, to ensure that each time the temperature measurement is accurate, the probe durable, anti-wear.2.MINI size,easy to carry and use.