BRIGHTNESS ADJUSTMENT: The electronic alarm clock has a backlight brightness adjustment function, there are five levels, and the backlight can be turned off. DUAL ALARM DESIGN: This bedside alarm clock has dual alarm clock design, you can set 2 independent alarm clocks at different times to meet your needs. WITH 2 USB PORTS: This bedside alarm clock has 2 USB ports, and the output is 1.1A/2.1A respectively, which can easily charge an iPhone or Android smartphone. Let you enjoy the convenience of technology. TEMPERATURE FEATURES: The alarm clock has a temperature sensor that can display the external ambient temperature in real time. Product Information Feature Perfect bedside alarm clock, dual USB charging interface. There are 2 charging ports with overcurrent, overvoltage and short circuit protection. You can place this compact alarm clock next to the bed and charge your phone or a other USB-powered device. Large LCD clock display function, accent white backlight (12/24 hour switchable), mirror effect. Two alarm settings, alarm clock can be selected with built-in and cool ringtones and FM, you can adjust the ringtone size. Built-in temperature sensing module for real-time display of external ambient temperature (Celsius / Fahrenheit can be switched) SNOOZE function. Adjustable backlight brightness, adjustable backlight brightness (5 levels in total), can also turn off the backlight. Details: Features: mini, wireless, portable Size: 106*75*65mm Color: black, white Weight: 400g Material: ABS Output power: 2W Applicable places: public places, offices, bedrooms, living rooms