![Amazon.com: for Teensy 3.5/3.6/4.1 Module Breakout Board 48 Pin 3.81mm / 0.15" Screw Terminal Expansion Board for Arduino (Female Pin Header Version, Without Male Pin Hearder) : Electronics Amazon.com: for Teensy 3.5/3.6/4.1 Module Breakout Board 48 Pin 3.81mm / 0.15" Screw Terminal Expansion Board for Arduino (Female Pin Header Version, Without Male Pin Hearder) : Electronics](https://m.media-amazon.com/images/I/81iUrYmkdjL.jpg)
Amazon.com: for Teensy 3.5/3.6/4.1 Module Breakout Board 48 Pin 3.81mm / 0.15" Screw Terminal Expansion Board for Arduino (Female Pin Header Version, Without Male Pin Hearder) : Electronics
![My RTC module doesn't have any pins to connect - it has holes. do i need to solder them? the extension pins i get with Arduino are too loose if i try My RTC module doesn't have any pins to connect - it has holes. do i need to solder them? the extension pins i get with Arduino are too loose if i try](https://preview.redd.it/0u5udqx833c91.jpg?width=640&crop=smart&auto=webp&s=e2d6f098d8495f4761620ca89e9ea496428d9818)
My RTC module doesn't have any pins to connect - it has holes. do i need to solder them? the extension pins i get with Arduino are too loose if i try
![Connecting to an IR sensor to a microcontroller module without soldering pins - Electrical Engineering Stack Exchange Connecting to an IR sensor to a microcontroller module without soldering pins - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/mxtRd.jpg)