Human Body Sensor Alarm DIY Electronic Kit Soldering Project Practice Suite Infrared Sensor Analog Circuit TJ-56-371

TJ-56-371
Supply Voltage : DC 5V
Condition : Used
Type : Voltage Regulator
IS

Size : 53*32mm
Item : Infrared Sensor Alarm
Feature : high sensitivity

Description:

  This circuit design can accomplish that when the hand is close to the infrared emitting tube and the infrared receiving tube, the buzzer sounds, the LED light is on; and the sound stops immediately after the hand is removed, the LED light is off, and the sensitivity is very high.