The MHR1B humidity sensor module is designed by Ningbo Junrong Electron. This product with characteristics of stable, best price, good crossing-over and with temperature retrieves performance. It is also ideal to measure temperature and humidity in air-conditioning, dehumidifier, humidifier. 1. Application: Air-conditioning, dehumidifier, humidifierr, Electron, pharmaceutical industry, food processing, warehouses, tobacco, textile, weather, libraries and museum. 2. Specification: (1)Power supply (vin): DC 5V+/-5% (2)Consume current: 1.6mA (max 3mA) (3)Temperature operating range: 0-50 (4)Humidity operating range: Under 95%RH(non dew) (5)Humidity measuring range: 20-95%RH (6)Temperature storing range: 0-70 (7)Humidity storing range: Lower 95%RH (non dew) (8)Humidity measuring Accuracy: +/-5%RH (at 25, 60%RH vin=5.0V), output 1815-2145mV (9)dimension: 28*18*8mm