Usage Tips:Silent Non-Ticking Mechanism: Equipped with a precise quartz sweep movement, this clock ensures accurate timekeeping and a completely quiet environment. Ideal for spaces like bedrooms, classrooms, and meeting rooms where silence is golden. The classic design complements any decor. Versatile LCD Display: Not only does it show the time, but also the day of the week and indoor temperature in either Fahrenheit or Celsius. Easily switch between temperature units with a simple press of the UP key, making it a practical choice for a variety of settings. Clear and Easy to Read: Featuring large black numbers against a contrasting background, the clock offers a clear view thanks to its front glass cover which also protects against dust. Perfect for ensuring time is easily readable from a distance. Battery Operated Convenience: Operates with 1xAA carbon battery and 1xAAA battery (not included), ensuring continuous performance without the need for electrical outlets. Simple Installation: This clock is designed to be hung effortlessly, coming equipped with a hook and a wide slot on the back for easy mounting. Ideal for anyone looking for a hassle-free setup in homes, schools, or offices. The color of different production batches may be different but will not affect the use Colour:Blue Material:plastic Package Contents: 1 x Alarm clock Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.