DFRobot TEL0026 Bluetooth 2.0 Module V3 For Arduino

Bluetooth - A short range wireless mainly used for connecting to mobile phones

LED - Light Emitting Diode - a small light source

DC - Direct Current

LED - Light Emitting Diode. A bulb that is very efficient at producing light. Often small.

Wide - Something with a large width.

Voltage - A measurement of volts.

Design - A drawing or styles that shows the look and functionality of something before its made.

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