Digital Wall Clock Battery Powered: The digital clock is powered by batteries (batteries not included) or USB power. It is easy to use and portable, allowing operation without reliance on a fixed power outlet. Wall Clock with Large Numbers: This wall clock features large, bold digits to clearly display time, date, and temperature information. Designed for visibility, it enables easy reading for seniors, children, and adults alike, even when mounted on a wall. Wall Clock / Desk Clock: Equipped with two hanging holes and a built-in stand on the back, this electronic clock can be mounted on a wall or placed on a desktop, offering flexible placement options for various rooms. Silent Clock: Designed to operate silently without ticking noise, this clock does not include a backlight function. It avoids light emission during nighttime, helping maintain a dark and quiet sleeping environment. Suitable for use in bedrooms, living rooms, offices, schools, garages, farmhouses, kitchens, gyms, and stations, it functions reliably without dependency on continuous power supply.