DIY Wall Clock Kit (without Battery) Size the DIY clock size is adjustable as you like （100cm / 39.37”-120cm / 45.24”） Material EVA foam stickers/acrylic/alloy clock face Time accuracy -0.8~+1.2second/day Power 1*AA battery (not included) Clock color Gold//Silver/Black Step 1 Use a hammer to knock the nail into wall,then hang clock tray on the wall Step 2 Hang the paper scale on the clock tray, according to the scale to mark numbers’ position Step 3 Mark the desired position for next step Step 4 Remove the paper from back of acrylic mirrors,then fit with matching EVA Step 5 Remove the back paper of EVA;stick to the wall Step 6 Fix the hour hand and minute hand one by one along the 12 o’clock position ;Tighten the nut Step 7 Install a carbon AA battery for clock,adjust the time with gear button of quartz Step 8 Hanging the clock return to wall.Well done!You can enjoy your art-work now