??This high quality tail motor is just designed for RC super fans. It's compatible with WLtoys V931 RC helicopter. Good choice for you to enjoy more flying joys.

Features:
Easy to install.
100% brand new.
Light weight and portable to carry.
High quality and durable in perfermace.
Compatible with WLtoys V931 RC helicopter.

Specifications:
Item Name: Helicopter Tail Motor
Material: Metal
Compatible with: WLtoys V931
Item dimension: 20 * 8.5 * 8.5mm
Item weight: 2g / pcs

Package information:
Package size: 6 * 6 * 2cm / 2.4 * 2.4 * 0.8in
Package weight: 5g / 0.2oz
Poly bag package

Package list:
2 * V931-027 Tail Motor