Four Channel Bluetooth Relay Module

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Easily control four relays from a Bluetooth v2.1 source device with this Four Channel Bluetooth Relay Module from PMD Way. The module contains four popular relays that can control 250V AC at 10A or 30V DC at 10A. Relay board requires a power supply of between 6.5~25V DC. The Bluetooth transceiver can communicate with Android v4.3 or higher and serial Bluetooth devices. Please note that this does not work with iOS devices such as iPhones or iPads. You can build your own Android App with MIT's App Inventor. Default Bluetooth password is 1234. PCB measures 80 x 66 x 18mm. Show more