OUR SERVICE - We guarantee you'll love this clock. That's why our product offers a 100% money back guarantee and a 2-year hassle-free warranty. ELEGANT LOOK CLOCK - Acrylic mirror surface and 3D effect make your room look luxurious - a perfect art clock decoration for your home or office. DIY ASSEMBLY - Enjoy the happiness with your family or friends to finish the clock together and enjoy the fun of DIY. ADJUSTABLE SIZE - Frameless design allows you to easily increase or reduce the diameter of the clock to fit different wall sizes. EASY TO APPLY - No other tools like glue or nail required. Mirrors and EVA are self-adhesive. They also come with a ruler and a nail for easy installation. Warm Tips: 1. Please use one AA carbon battery. 2. If you find there are scratches on the clock numbers, please don't worry! It's on the protective film but not on the number itself. 3. Please install the hour hand and minute hand in parallel, otherwise the clock will not work. Do not use your hands to