Features: 1.Temperature measurement 2.Humidity measurement 3.Double unit of measurement 4.High and low temperature humidity memory 5.Date display 6.Time display 7.Daily alarm clock 8.Punctual time Specifications Temperature range: -10~50°C Humidity range: 20~99% Temperature measurement accuracy: ±1 °C Humidity accuracy: ± 5% Resolution: 0.1 ° C / 1% Product size: 105 × 98 × 22 (mm) Company Profile: Company Name: Jieyang PANDUN Electronic Technology Co., Ltd. Company type: limited liability company (natural person investment or holding) Address: West side of Huxin Road, Houpan Township,Yudong District, Jieyang City Business scope: production, processing, sales of electronic products, electronic components, security monitoring equipment, monitoring accessories, communications equipment.