Wireless Weather Forecast Station Portable Mini Indoor/Outdoor Temperature Humidity Monitor Alarm Clock With Remote Sensor Color Ellipse Display Type:Digital; Model Number:Household Thermometers; Usage:Household; Brand Name:HOUZETEK; Display Size:7 Inches & Above; Theory:Temperature Sensor; Max Measuring Temperature:120°C & Above; Style:Standing Station; Power Type:2 x 1.5V LR44/AG13 button battery (included); Power Type:2 x 1.5V LR44/AG13 button battery (included); Input:USB DC 5V 500mA; Adapter:input: AC 100 - 240V 50/60Hz; output: 5V 500mA; Temperature range:0 Deg.C to 50 Deg.C/32 Deg.C to 122 Deg.C; Temperature resolution:1 Deg.C; Humidity range:20 to 95 percent; Detection period:30 minutes; Transmission frequency:433MHz; Transmission range:30 meters (open area);