Model:SW-520D Type:Ball Material Housing and cover PE heat shrinkable tubing Ball: Stainless steel – gold-plated Guide pin: Brass – gold-plated

Product description 1.This is a simple moisture sensor that can be used to detect soil moisture. When the soil is

KY-039 5V Finger Detection Heartbeat Sensor Module Detector Geekcreit for Arduino – products that work with official Arduino boards Feature

Infrared Receiver Introduction VS838 includes high-speed PIN photodiode with high sensitivity and low power consumption, high gain before Preamp IC,

Functionvibration detecting.ApplicationsSecurity devicestoysElectronic scalesFeatures1.SW-18015P/20p series are spring type, no directional vibration sensor trigger switch, any angle can trigger2.Switch is open