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Precautions:
5 V (can operate down to 2
Diameter: Ca
Each RFID Tag comes attached to a small keyring
532nm 45mW Green Laser Module
KY-002 Vibration Switch Module sim900a Precautions:Arduino Vibration Switch Module KY 002 Keyes allows detection of shock and vibration. The KY 002 Vibration Switch Module consists of a conductive vibration spring and a 10k resistor, it will react to shock and vibration by closing the circuit. Specifications: Operating Voltage: 5V Dimensions 18. 5mm x 15mm [0. 728in x 0. 591in] Connection Diagram Connect the Power line (middle) and ground ( ) to +5 and GND respectively. Connect signal (S) to pin 3 on