Adafruit eInk Feather Friend with 32KB SRAM ADA_RGB Matrices 10:1 Free-run speed @ 6V:

10:1 Free-run speed @ 6V: 1300 rpm Free-run current @ 6V: 40 mA Stall current @ 6V: 360 mA Stall torque @ 6V: 2 oz·in Extended motor shaft

so the common battery or USB power supply is able to provide enough power for the servo's normal operation

The power supplied by the master RC device should be between 2

USB Serial/JTAG controller

Adafruit eInk Feather Friend with 32KB SRAM ADA_RGB Matrices 10:1 Free-run speed @ 6V:Easy e paper finally comes to your Feather with this Adafruit EInk Feather Friend that's designed to make it a breeze to add an eInk display. Chances are you've seen one of those new fangled 'e readers' like the Kindle or Nook. They have gigantic electronic paper 'static' displays that means the image stays on the display even when power is completely disconnected. The image is also high contrast and very daylight readable. It really does look just