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Window and door magnetic switching alarm
Used in thermally sensitive devices
The DS1302 trickle-charge timekeeping chip contains a real-time clock/calendar and 31 bytes of static RAM
This keeps the pin layout intact and allows another shield to be stacked on top
LDR Resistor (Light Dependent Photoresistor ) DC Motor Driver Window and door magnetic switchingIntroduction: Light dependent resistor (LDR) or cadmium sulfide (CdS) whose resistance is inversely dependent on the amount of light falling on it is known by many names including the photo resistor, photoresistor, photoconductor, photoconductive cell, or simply the photocell. Features: Model: GL5528 Maximum Voltage: 150v DC Maximum Wattage: 100mw Spectral Peak: 540nm Light Resistance: 10K to 20K ohm Dark Resistance: 1M ohm Response Time (ms): Up: 20
US$ 5020000.00
US$ 10655000.00
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