Easy to install and move without damaging the wall. You can customize the position of the watch as needed. How to install? Step 1: Use a hammer to hammer the nails into the wall and then hang the watch on the wall. Step 2: Hang the paper scale on the watch tray and mark the number according to the scale Step 3: Remove the paper from the back of the acrylic mirror and install it. Step 4: Take out the bottom paper Stick it on the wall. Step 5: Remove the protective film from the mirror. Step 6: Secure the hour and minute hands at the 12 oclock position each. Step 7: Tighten the nut. Step 8: Install the AA carbon battery as a watch and adjust the time of the quartz gear button. Step 9: Put the wall clock back to the wall. Well done! Now you can enjoy your artwork. Note: Each surface of the mirror has a protective film. It may appear to be scratched. However, scratches are only in protective film, the mirror is still in good condition. Peel off after installation! Do not turn your hand Use the watch button to move the watch. If you have any questions, please contact us. We will reply you in time. The wall clock comes with a 6 month warranty. It is harmless to the environment and health. If you have any quality problems, please contact me. Exchanges and/or refunds