This versatile alarm clock features two 3.1A USB-A ports and two 3.1A USB-C ports, allowing you to conveniently charge your smartphones, tablets, and other devices while you sleep. The clock's large 0.6-inch red LED digits are easy to see in the dark, and the AM/PM and alarm indicators provide clear information at a glance. The snooze function lets you catch a few extra minutes of sleep, and the controls are conveniently located on top of the clock for easy access. The clock's matte black finish adds a stylish touch to any bedroom décor, and the button back-up battery ensures that your alarm settings are always maintained. Compatible with 110-120 volts, AC 60 cycles, the clock measures 5 ¾ inches wide x 2 5/8 inches deep x 2 ¼ inches high.