Digital Humidity Thermometer Clock: This multifunctional hygrometer thermometer, timer and alarm clock can provide you with reliable humidity/temperature/time readings so you can adjust for maximum comfort in your home. Features Material: ABS Temperature measurement range: 0~50 (32~122) Humidity measurement range: 10% RH ~ 99% RH. Precision and error: Temperature Accuracy: +/-1 Humidity Accuracy: +/-5% Calendar and clock function: hour, minute, date, month, week and 12/24 hour system display. Displays temperature in Fahrenheit and Celsius. With Fahrenheit and Celsius temperature switch function. Alarm clock with snooze function. The three icons of the indoor air comfort indicator: dry, comfortable and humid. With color weather forecast function. Button control backlight: blue backlight is very bright, easy to read the screen in low light after activation, and automatically turns off after 5 seconds; The LCD display has a sound control backlight and a button control backlight, making it easy to read in low light conditions without having to pick up sound. Any sound will light up the LED, which is very simple. Voice-controlled backlight: Activate the ONS/COFF voice control function, the backlight display function becomes more sensitive, touch it or click the desktop to trigger the backlight. Good packaging can ensure that the equipment is not damaged during transportation. Specification Material: Plastic Color: Black Size: 9.2*9.2*3.9cm/3.62*3.62*1.5inch Weight: 120g/4.2oz Power supply: 2 x AAAbatteries (not included) USB cable: USB-DC 3.5mm Package includes: 1 * Humidity Thermometer 1 * USB Charging Cable 1 * User Manual