Two sets of 3.3V and 5V DC output pins with self-locking switches and indicator lights on board. Special power module for bread boards, compatible with 5V and 3.3V, suitable for MB-102 bread boards. Maximum output current < 700mA.
ELEGOO 6PCS 400 Points Breadboard Kit Solderless Breadboards for Arduino Project
Solderless Breadboard 400, 830 Tie Point Hole White Prototype Board Arduino, UK
Solderless Prototype PCB Breadboard 170/400~840 Holes Optional Jump Leads Wires
Solderless Breadboard 400/830 Holes Stackable Solder Free Electronic Prototyping