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RFID 13.56MHz Card-5PcsFeatures-Contactless transmission of data and supply energy (no battery needed)AnticollisionEEPROM1Kbit, organized in 16 sectors, each district two passwordsUser-definable access conditions for each memory blockData retention of 10 years.Write endurance 100 000 cyclesSecurityI..

PIR Motion Sensor Detector Module HC-SR501Features :Infrared Sensor with Control Circuit BoardThe Sensitivity and Holding Time is adjustable.Blockade time: 2.5sSensitive Setting: Turn to Right, Distance Increases. Turn to Left, Distance ReduceTime Setting: Turn to Right, Time Increases. Turn to Left..

Vibration Switch ModuleFeatures-No direction, any angle can trigger the work.Sensitivity switches can be selected for the trigger sensitivity according to circuit requirements.This switch is suitable for the trigger of the small current circuit...

Voltage Detection Sensor Module 25VFeatures-Output Interface: “+ ” connected 5/3.3V, “-” connected GND, “s” connected Arduino AD pinsDC input interface: red terminal positive with VCC, negative with GNDYou can also use the IICLCD1602 LCD to display voltage.By 3P connector, connect this mod..

Vibration sensor module alarm Motion sensor module vibration switch SW-420Features-Using SW-420 normally closed type vibration sensor.Comparator output, clean signal, good waveform, strong driving ability, >15mA.Using a wide voltage LM393 comparator.With bolt holes for easy installation...

MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm SystemFeatures-Easy to installStrong concealmentMagnetic sensor alarm, control the switch of the circuit via the built-in magnetAlarm when someone intrudes into your placesCan be used in places like apartment, hotel, office, etc.Ideal for res..

Tilt Sensor Vibration Alarm Vibration Switch Module for ArduinoFeatures-Ball Rolling type of tilt sensor.This small module is easy to use.A fixed bolt hole for easy installationWide voltage LM393 comparator..

DC Connector for CCTV Camera 10 Pack to Connect Power Supply Cable BlackNo return no refund..

DC Connector for CCTV Camera 10 Pack to Connect Power Supply Cable whiteNo return no refund..