Fangrui Product Details The Packaging Does Not Include The Printed Part, You Need To Print It Yourself. The Program Flashed Into The Control Panel Of This Product Is A Complete Code, That Is, The Two Needles Refer To The Minute Hand And The Hour Hand Respectively, That Is, The Minute Hand Move Once Every 60 Seconds. Therefore, The Operation Of The Product Be Different From What You See On Video Platforms. If You Want To Achieve The Effect Of The Video Platform, You Only Need To The Complete Code With A Step Test Program. And Assembly Tutorial Link: Https://.instructables.com/hollow-clock-4 Usb Cable And Screws Are In Random Colors,dont Accept The Specified Color Colour:photo Color Material:plastic+metal Package Contents: 1x Control Board 1x Motor 1x Usb Cable 3x Magnets 1pack X Screws 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 +/-