Logic Level Shifter / Converter / Translator : 4-channel 5v 3.3v

8ch 3.3V 5V 12V 24V TTL LvTTL Digital Logic Level Conversion Protection Panel

3 x Logic Level Converter 4-Channel 3.3V-5V

🇬🇧 2pcs, 8-channel bidirectional logic level shifter,converter module TXS0108E

DC 8-24V Capacitive Liquid Level Sensor Non-contact Water Level Detection Sensor

2 pcs. Relay Module 5V - max. load 10A / 250V - 5V logic level

Arduino and Raspberry Pi Breakout Board with 5V/3.3V Power and LED Indicator

MINI Indicator Vertical Water Level Sensor Stainless Steel 45mm Float Switch