Product features
1? Size: 45mm L x 18mm W x 5mm H
2? Main components: operational amplifier, triode
Working voltage: DC 3-5v
3? Features:
1. It has output TTL level signal indication.
2. It can be directly connected to the IO port of MCU.
3. Strong anti-interference ability
4. Connect MCU to realize touch switch function
5. It can control a relay module of our product separately
6. Long life and continuous operation
7. It is a standard 2.54mm row needle for input and output connection.
8. There are fixed mounting holes around