Specifications:
- Only need 3-wire control.
- Adapts TM1638 digital tube drive chip. Common anode LED digital tube.
- Only need three common IO and could drive, no need MCU scan, save MCU sources.
- With 8 8digital tube (including decimal point).
- 2*8 16 buttons.
- Support 8 degree brightness adjustment.
- Weight:34 g
- Size:68mmx68mm
Package Include:
3 x TM1638 16 Buttons Display Module
