Amazon.com: MECCANIXITY 2.54mm Closed Short Circuit Cap Jumper Cap Pin Connector Blocks Connector, Black Pack of 40 : Automotive
Connector Electrical Wire Jumper Lead Feet Connector Housing Combination Kit Male And Female Crimp Pin Connector Terminal Spacing With Plastic Box - Temu
5.5" 3-pin JST to Breadboard Jumper Cable - RobotShop