LED Rotating Electronic Temperature Display Digital Clock Learning Kit Box DIY

Specification Material Acrylic cover Electronic componentDigital tube Color RedLED Color Blue and RedPCB color BlackPower supply voltage miniUSB external connection 5V 3V button battery for clock chip on the board of the standby power supplyPCB Board Size L X W X H 81X81X1 6mm 3 19 X3 19 X0 06 appr Features It is an affordable and practical and beautiful DIY kit With automatic adjustment of brightness time and temperature alternately display alarm clock power off memory function Can write your own research program also can send friend or send to parents personally produced gift full of deep feeling Especially perfect for electronic major students learning to use the board also has plug chip devices both devices to help you improve the welding technology Function 1 Electronic clock function Four digital tube display time function Every second digital tube two points on a flashing at the same time the casing outside the clock LED will take turns to light up a take turns bright finish a circle represents the clock through a minute2 Date display Through the key switch you can see the preset date Specific look at the following keys function description3 Alarm function Through the button switch you can set the alarm clock function When to set the alarm time buzzer sounds if not manually turn off the buzzer will continue to ring for 10 minutes Specific look at the following keys function description4 Burning function The reserved buffer prog