scrolling led car sign 1 display message from right to left 2 edit message ... controller. 3 can save 9 message,250 character 16*64dots led car window signFeatures:Material: 16*64dots SMD leds, plastic ... a…z,!@#$%^&*()_+[]{}=\/<>,.’” ?” CAP to change the big and small letter. Press CRL, it shows CLR?, press N, back to the ... environment and storage temperature: -20° to +40° Picture:Other led display show: