KNACRO 12V 8 Channel USB Relay Module Programmable Computer Control omputer USB control switch/driver/PC Intelligent Controller

KNACRO SRD-05VDC-SL-C 2-Way 5V Relay Module Free Driver USB Control Switch PC Intelligent Control

SainSmart USB Eight Channel Relay Board for Automation - 12 V

Nano Shield NS085 Hook-up Stranded Wire 22 AWG with UL3132, 6 Colors (23ft Each) Flexible 22 Gauge Silicone Wire Rubber Insulated Electrical Wire, 300V Tinned Copper Electric Cable for DIY

DZS Elec 5V-30V 1 Channel Wilde Voltage 0-24s Adjustable Delay Internal/External Trigger Relay Board with Timer Delay Conduction Delay Circuit Switch with USB to Micro USB Power Line

Elegoo EL-CP-004 120pcs Multicolored Dupont Wire 40pin Male to Female, 40pin Male to Male, 40pin Female to Female Breadboard Jumper Wires Ribbon Cables Kit for arduino

SMAKNÂ 12v 8 Channel USB Relay Module Programmable Computer Control

KNACRO 4-Channel 12V USB Control Switch Relay Module No Driver Required Plug and Play PC Smart Controller

ELEGOO 8 Channel DC 5V Relay Module with Optocoupler for Arduino UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Raspberry Pi

Elenco Electronics TL-16 Banana to Large Alligator Test Lead Set