DIYmall 5 Pack HC-SR501 Pir Motion IR Sensor Body Module Infrared for Arduino sold2025 1/4'' Cutter: Blade Diameter=1/4''

1/4'' Cutter: Blade Diameter=1/4''

NEW UPGRADED VERSION: This Vector Network Analyzer added battery circuit management

Accurate MeasurementMeasuring Range 30~130dBA

Compatible WithThis fine sandpaper is perfect for handling all manner of odd jobs and little fixes from removing scuffs and abrasions on walls and baseboards to smoothing out wood or mold spurs on toys or furniture

Adhesive electrode pads for TENS units are very durable and flexible

DIYmall 5 Pack HC-SR501 Pir Motion IR Sensor Body Module Infrared for Arduino sold2025 1/4'' Cutter: Blade Diameter=1/4''DIYmall 5 Pack HC SR501 Pir Motion IR Sensor Body Module Infrared for Arduino Product Features Using Potentiometer 105, output timing is from 0. 5S to 200S. Widely used in: Security Products,human body sensors toys,human body sensor lighting industrial automation and control, etc NOTE: On this retrigger jumper is a solder jumper, and you need solder it by yourself Pls note that there is no IR emitter in this module, the principle of PIR sensor is to