This original Walkera USB board is easy to install， which is a perfect replacement part for your Walkera QR X350 Premium Quadcopter.

Features:
Original Walkera factory parts.
Light weight and portable to carry.
Made of high quality material， perfect for Walkera QR X350 Premium quadcopter.
100% brand new and high quality parts.
Easy to install， good choice for replacing your broken USB board.

Specifications:
Brand: Walkera
Item number: Premium-Z-21
Item name: USB board
Suit for: Walkera QR X350 Premium quadcopter
Item dimension: 29 * 22 * 10mm / 1.1 * 0.9 * 0.4in
Item weight: 3.9g / 0.13oz

Package information:
Package size: 12 * 9 * 3.0cm / 4.7 * 3.5 * 1.2in
Package weight: 20.5g / 0.7oz
Blister package

Package list:
1 * Walkera QR X350 Premium-Z-21 USB board