The Nano SPY with high accuracy combined (Rotronic) temperature and relative humidity sensor has been specially developed for measuring environmental conditions where high accuracy demands are placed on temperature and humidity measurement. The probe operates in conditions between -40°C and 60°C and is suitable for applications in HVAC, the food and pharmaceutical industries and climate cabinets. The Nano SPY TH High Accuracy features 3 alarm LEDs (green, blue, red) and internal magnet for mounting in the supplied mounting bracket or metal background. The Nano operates +/- 6 years on one lithium battery and has a memory for 10,000 measurement points. Optionally available with a COFRAC (primary ISO 17025 certificate) or traceable calibration.