【Upgraded Big Screen Display】- Experience the luxury of a 5.5" High Resolution Digital Alarm Clock that spells out the time, date, and temperature clearly. The illuminated LED digits ensure visibility even from a distance, allowing you to effortlessly check the time without straining your eyes.【Adjustable Alarm Brightness】- With our revolutionary 6 Brightness Levels ranging from 5% to 100%, you have complete control over the alarm clock's brightness. No need to worry about the brightness being too intense to disrupt your sleep or too dim to read the time. Find the perfect balance that suits your preferences.【Adjustable Alarm Volume】- Say goodbye to jarring wake-ups! Our alarm clock offers 8 adjustable sounds that can be set between 30-85 DP, allowing you to wake up to your preferred level of audio stimulation. And with the easy snooze function, simply press the top button for an extra 9 minutes of snooze.【Easy Operate】- Designed for simplicity, our alarm clock features a big and clear display, 12-hour / 24-hour format, and provides indoor temperature information. It's perfect for kids, seniors, and the elderly, guaranteeing a stress-free experience when setting the time and alarm.【USB Charging Port and Battery Backup】- Conveniently charge your smartphones, tablets, or other 5V electronic devices with the built-in USB charging port. The clock also features a backup button battery, ensuring that it keeps the time even during power outages. Please note that the clock must be powered using the power cable.