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or USB power adapter
GPRS - Max
Works with 16x2 and 20x4 Character LCDs (basically any LCD that have 16-pin single-line connection header at the top)
The value read by the GM65 module can be directly displayed on a text file such as Notepad
Two of the input value of potentiometer are respectively to show the user offset in the X and Y axis
Ultrasonic Sensor Module combustion or USB power adapterIf you are looking for an ultrasonic ranging module , this 4 pin ultrasonic sensor is good choice . Its stable performance and high ranging accuracy make it a popular module in electronic market . Specifications Power supply: 5V DC Quiescent current: <2mA Effectual angle: <15 Ranging distance: 2cm 400 cm Resolution: 1 cm Ultrasonic Frequency: 40k Hz For ultrasonic sensor arduino library, please click here For ultrasonic sensor Arduino code, please