MOC3081 Optocoupler 6 Pin Dip MC33886 Dual DC Motor Driver (5A Continuous) Transceivers like these both send

Transceivers like these both send and receive data in 'packets' of several bytes at a time

Long Nose Pliers ( 5 inch )

The one discussed here is found all over Amazon and eBay

through u-center-just-for-Windows upgrade firmware

MOC3081 Optocoupler 6 Pin Dip MC33886 Dual DC Motor Driver (5A Continuous) Transceivers like these both sendIntroduction : The MOC3081 devices consist of gallium arsenide infrared emitting diodes optically coupled to monolithic silicon detectors performing the function of Zero Voltage Crossing bilateral triac drivers. They are designed for use with a triac in the interface of logic systems to equipment powered from 240 Vac lines, such as solidstate relays, industrial controls, motors, solenoids and consumer appliances, etc. Features: Simplifies Logic