5V

5V Infrared Sensor Voice Combination Module (Random Color) Only $11.17	5V Low-Level Trigger 1-Way Relay Expansion Board Module Only $2.14
5V Two-way Relay Module with Optocoupler Protection Only $3.74	5V Red Laser Diodes for Toys / Instruments - Golden + Red + Blue (2 PCS) Only $2.22
5V Eight 8-CH Relay Module w/ Optocoupler for Arduino PIC AVR DSP ARM Only $7.47	5V Type A Male USB to DC Jack 3.5mm 5V Cable for Arduino Only $2.31
5V Passive Buzzer Piezo Speaker Play Song Melody Module for Arduino Only $1.99	5V Type A Male USB to DC Jack 5.5mm 9V Cable w/ Boost Converter Module Only $2.91
5V Type A Male USB to DC Jack 5.5mm Cable w/ Boost Converter Module Only $2.99	5V G1/4 0-1.2 MPa Hydraulic Pressure Sensor for Water / Oil / Gas Only $12.74
5V to 3.3V DC-DC Step-Down Power Supply Buck Module AMS1117 800mA Only $1.59	5V 8-Channel Relay Module with Optocoupler Isolation Only $5.99
5V Relay Module for Arduino - Blue Only $1.89	5V Digital Mobilize Multi-function Time Delay Relay Module Only $6.87
5V / 3.3V Breadboard Dedicated Power Module - Black + Yellow Only $1.88	5V Type A Male USB to DC Jack 5.5 * 2.1mm 5V Cable for Arduino Only $2.21
5V Relay Module for Arduino (Works with Official Arduino Boards) Only $2.99	5V 4-CH Extension Relay Module Shield for Arduino (Works with official Arduino Boards) - Deep Blue Only $8.62
5V 1-Channel Single Relay Module for Arduino High Level Trigger (Works with Official Arduino Board) Only $2.72	5V 10A 2-CH Relay Module w/ Optical Coupling Board for Arduino - Black Only $3.70
5V Active Buzzer Sensor for Arduino Lilypad - Black + Red Only $2.72	5V RS485 Board Transceiver Module - Blue Only $6.56
5V 4-Channel Relay Control Shield Module for Arduino - Deep Blue Only $13.30	5V 4 Channel High Level Trigger Relay Module for Arduino Only $5.96