Name: Accurate analog recording laboratory thermo-hygrometer( S-WS10A) * As accurate analog recording laboratory thermo-hygrometer to record the indoor or outdoor humdity and temperature * High accruacy and pass CE and RoHS * Can be used on desktop or table * Theory: Accurate analog recording laboratory thermo-hygrometer Description: * One display shows inside humidity and temperature. * 1.5V AAA( 7# ) battery enclosed Parameters: * Measuring range: Temperature: -10º C~ 60º C Humidity: 10~ 99% RH. * Resolution: Temperature: 0.1º C, Humidity: 1% RH * Accuracy: Temperature: + / -1.0º C within 10º C ~ 60º C, Humidity: + / -5% RH within 30~ 85% at25º C Size: * Unit size: 108( L) x102( W) x20( T) mm * Display size: 91x67mm