Elego breadboard power supply only providing 4.96V – Power Supply & Batteries – DroneBot Workshop Forums
Power Supply - Project Guidance - Arduino Forum
problem with Breadboard power supply : r/AskElectronics
Amazon.com: JBtek Breadboard Power Supply Module 3.3V/5V for Arduino Board Solderless Breadboard : Electronics
HiLetgo 5pcs 3.3V 5V Power Supply Module for MB102 102 Prototype Breadboard DC 6.5-12V or USB Power Supply Module : Amazon.it: Commercio, Industria e Scienza
ELEGOO Upgraded Electronics Fun Kit w/ Power Supply Module Breadboard Arduino | eBay