1. The wall clock is made of plastic,with a durable clock holder. 2. Their size information is shown in the below pictures. 3. Safe package, we pack it with hard carton and foam. 4. Whole package weight is about 1980g. 5. It is a double face wall clock.you can use it to decorate your home. 6. You need to put a battery into it to use it.it is a digital clock.