ZTW 12A UBEC ESC & Motor Combo we CANNOT ship this product

we CANNOT ship this product outside of USA except Canada and Mexico

Shaft diameter ：4

it will delivers you more what you expected

Multiple LEDs flash a few times to complete the operation

this is the latest antenna displaying construction quality that is a step ahead of current antennas on the market

ZTW 12A UBEC ESC & Motor Combo we CANNOT ship this productFeatures: 1. Adopting CPU made in USA with decreased the electromagnetic interference to ensure that receiver works well . 2. The working status of UBEC is shown by an indicator (LED). When UBEC works, the blue LED lights. 3. Battery polarity reverse protection (If the connection is wrong, the UBEC will not work.). Important notice 1. If a UBEC is connected to an OPTO type ESC (ESC without BEC output), just connect the input lead of the UBEC to a