5x 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

2 pcs. 10-bit Breadboard Logic Level Indicator 3.3V to 5V - cascadable

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

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

6 x Logic Level Converter 4-Channel 3.3V-5V Bi-Directional I2C ISP ICSP

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