The module is a 12Pin clock points with 4 bits digital tube (0.36 inch) display module, the driver chip is TM1637, only two signal lines can make SCM control 4 bits 8-segment digital tube
Display common anode for the four red LED
Digital tube 8 gray adjustable
Power supply: 3.3V-5.5VDC,typical:5V
Kuongshun Electronic, one of the international well-known manufacturers and suppliers of 4 bits tm1637 led display module & clock which is situated in China, now has quality products for sale. We are equipped with a group of professional and experienced workers, as well as advanced equipment. You can rest assured to buy discount and low price 4 bits tm1637 led display module & clock made in China from us and check the pricelist with us.