Mini ST-LINK/V2, in-circuit debugger/programmer for STM8 and STM32
The S9V11MA switching step-up/step-down regulator efficiently produces a...
4 route MOSFET switch module V2.0, IRF540, RoHS
2 Channel 5V Relay Module
4 Channel 5V Relay Module
8 Channel 5V Relay Module
Your 5V system can wield great power with this big, beefy relay board. Kit contains all the parts you need to get your high-power load under control. Sparkfun KIT-13815