Name: Electronic digital hygrothermograph ( S-WS03A) * As electronic digital hygrothermograph to recorder humidity and temperature * High accruacy and pass CE and RoHS * Can be used on desktop or table * Theory: Electronic digital hygrothermograph Description: * Color: Black * Indoor temperature and humidity display * Max. / min. Temperature and humidity record, measures and * Displays indoor temperature and humidity. * º C / º F sliding switch at the back of the instrument * Temperature sampling period is: 10 seconds * Extend 3m outdoor temperature sensor wire length* Batteries: 1.5V AAA( 7# ) Parameters: * Measuring range: Tem: -10º C~ 60º C Hum: 20% ~ 95% RH * Resolution: Tem: 0.1º C Hum: 1% RH * Accuracy: Tem: ± 1º C ( 0º C~ 50º C) Hum: ± 5% ( 25º C 40% ~ 85% ) Size: * Product size: 110x100x20mm * LCD display size: 80x64m