This high-volume alarm clock is designed specifically for heavy sleepers and operates on 3 AAA batteries (not included). No need for cables, making it easy to set up and use. With a large, clear display, smart night light feature, and options for both 12-hour and 24-hour time formats, this clock is perfect for kids and teens. It also displays indoor temperature, making it a practical addition to any bedroom or bedside table. Key Features: - Professional design by experienced alarm clock designers for optimal user experience. - Lightweight and compact dimensions of 5.43 x 3.15 x 1.77 inches for easy placement. - Super large numbers ensure readability from a distance, suitable for all ages. - Displays additional information such as month, date, alarm settings, and indoor temperature. Quality Details: - Features large digits and an 85dB loud alarm for effective wake-up calls. - Intuitive buttons at the back for easy operation and self-explanatory use. - Switchable between 12/24-hour formats and Fahrenheit/Celsius units. - Automatic LCD backlight activates in low-light conditions (ensure sensor button is activated). Practical Use Scenarios: - Ideal for placing on bedside tables, desks, or any needed location for easy access. - Designed for children, elderly, and anyone needing a simple alarm solution. - Gradual alarm volume increase for a gentle wake-up experience, with an option to snooze for 5 minutes. Customer Support: For any inquiries, feel free to contact our professional English-speaking customer service team available 24/7 to assist with your needs.