We have no idea what USB device you are hooking up to, but if you want to access the microUSB port on something, you might want this.

You can fix it to the wall using screws or double sided tape. Have Command tidy and always at hand with this Simple Support.

RF Link Transmissor - 434MHz

The Module KA2284 is a Battery, Power and Audio Level Indicator.

The imported PL2303HX controller can stabilize the flash at high speed. With a 500mA auto-recovery fuse for protection and two data transmission indicators that can monitor the data transfer status in real time. The entire board is coated with a high-quality transparent heat-shrinkable layer, rendering the PCB in a state of isolation from the outside, so that the board is not burned. Electrostatic package, ensures that the plate will not be damaged before use. Supports WIN7 system.

This is an os card for our RFID readers . The SparkFun L eid RFID Breakout converts the 2mm pins to the breadboard in a friendly 0.1 "headers. With this ability the ID-3LA, ID-12LA, and ID-20LA you can weld the reader directly to the header or use the 2 mm connectors

The NRF24L01+ Module is an excellent wireless communication option between devices like the Arduino.