Raspberry Pi Power Relay Board Expansion Board Module Three Channel(3-ch) for Raspberry Pi A+/B+/2B/3B/3B+/4B High Quality Loads up to 250VAC/5A,30VDC/5A

21,35 €
(as of Jun 10,2020 13:11:13 UTC – Details)

High quality relays, loads up to 5A 250V AC or 5A 30V DC
Photo coupling isolation, prevent interference from high voltage circuit
Onboard LEDs for indicating relays status; Relay control jumper, allows to control the relays by custom pins other than the default pins
Comes with development resources, including examples in wiringPi, WebioPi, shell, python, and bcm2835,download link: www.waveshare.com/wiki/RPi_Relay_Board