Technical Specifications : – Normal operating conditions: 1. ambient temperature: 10 °C ~ 45 °C; 2. Relative Humidity: 10% ~ 85%; 3. power source: DC3V (2 AAA batteries). – LCD display resolution (accuracy): 0.1 °C / °F. – Measuring range: -10 °C ~ 350 °C (14.0 °F ~ 662.0 °F) – Power consumption: ≤ 50mw. [...]