Adafruit Trinket 3V - Mini Microcontroller - 3.3V Logic - MicroUSB

FTDI USB to TTL Serial Converter to UART w/+3.3V TTL level, TTL-232RG-VREG3V3-WE

Multi-Channel Switching Power Supply Module With 3.3V/5V/12V/ADJ Adjustable Volt

8ch PLC Digital Switch IO Isolation Protection Board 3.3V 5V 12V 24V Logic Level

1x Adafruit Trinket 3.3V Logic ATTINY85 Mini Microcontroller Board 1pc NEW Q10

5pcs 3.3V 0.22F DMS3R3224R DMS3R3224 Farad Capacitor 6.8*1.4 NEW

2-8CH DC 3.3V 5V Digital Isolation Communication Module TTL LvTTL Level Converte

2pcs Superheterodyne RXB12 DC3.3-5V ASK RF Receiver Module 315/433.92MHz TTL