KitsGuru (Set of 2)LM358 100 times gain Signal amplification amplifier Operational Amplifier Module Electronic Components Electronic Hobby Kit

● Brand new with high quality● Onboard LM358 chip● 100 gain of circuit design● Onboard 10K adjustable resistance, you can adjust the magnification● On-board power indicator● The chip has been drawn primarily pin can be directly input and output signals● Operating Voltage: 5 ~ 12V● Board size: 32.7 (mm) x13.3 (mm)