Breadboard 1660-Tie Point BB-2T4D Real Time Clock The terminals are labeled with

The terminals are labeled with positive/negative

Suitable for various cable

This coin acceptor also has a coin inhibitor

Non-inverting digital inputs are TTL and CMOS compatible

Breadboard 1660-Tie Point BB-2T4D Real Time Clock The terminals are labeled withIntroduction : The breadboard is designed for electronic circuits without soldering design and manufacturing. Due to a variety of electronic components can be inserted or pulled as needed, eliminating the need for soldering. Saves circuit assembly time, and components can be reused. Rows and columns have corresponding letters and numbers, reducing error handling. It is very suitable for electronic circuit assembly, commissioning and training.