Portable Mini Car Dashboard Digital Clock for Vehicle Large LCD Time Screen Product Features Material: high-quality PS material, good material and good workmanship, resistant to falling and not easy to break, long service life. LCD Screen: The LCD screen with large numbers makes it easy to read, clearer and more convenient to use, you can notice the date and time with just a glance when you are on the go. Mini and compact: Small and not occupying space, portable body, can be placed anywhere. Button battery: with button battery LR1130 (included), good conductivity, long service life, sticker design, can be used for mini car stickers for car truck dashboards and vents, walls, desktops, etc., simple and portable. How To Use Display switching: Press the [SET] key once from the display time to display "date" (the time will return to display after one second); press the [SET] key twice from the display time to display "seconds" (press again to return to displaying time) Set the time: from the display time, press the [MODE] key twice to display "month", then press [SET] to set the "month", and then press the [MODE] key to display "day", at this time press [ SET] key to set "day" and then press the [MODE] key to display "hour", at this time, press the [SET] key to set the "hour" and then press the [MODE] key to display "minute", at this time, press the [SET] key to set "Minutes, after setting, press the [MODE] key to exit, and press the [SET] key again to return to the display time. Product Specification Type：Portable Clock Quantity：1 Colour：Black，White，Blue，Rose Red Size 6.3x3.6x1.6cm (2.48x1.42x0.63in) Battery：Button Battery Display Type：LCD Mirror Material：Ordinary Glass Mirror Dial Material：Plastic Shell Material：Plastic Package Included 1 x Portable Clock