1 channel 5V 10A Relay Control Board Module with Optocoupler 11.1V 5200mAh Orange Lithium polymer battery Can I connect external sensors

Can I connect external sensors and modules to the ESPlay Micro V2

Craft and Jewellery

or machined using standard metal working tools

0+ with Extended Range up to 100 meters Battery Type Rechargeable Lithium-ion Battery Life 5000 verifications per charge cycle Encryption Standard AES-256 Biometric Template Protection Key Features

1 channel 5V 10A Relay Control Board Module with Optocoupler 11.1V 5200mAh Orange Lithium polymer battery Can I connect external sensors1 channel 5V 10A Relay Control Board Module with Optocoupler 1 channel 5V 10A Relay Control Board Module with Optocoupler This 1 channel 5V 10A relay control board module with optocoupler modules is compliant with international safety standards, control and load areas isolation trenches it has a single relay a genuine. The inputs of 5V 1 Channel Relay 10A Relay Module are isolated to protect any delicate control circuitry. The power supply and relay