LISHI L-series L6016 3 Channel Radio Control RC Helicopter with Gyroscope,  can greatly improve the stability of the helicopter. 

Features:

• Alloy metalairframe cool appearance
• With Flashing lights (on balance bar) during flight
• Ready to fly, Fully Assembled
• Full Function 3.5 Channels Remote Controlled
• Intelligent RC System
• Up, Down, Left, Right, Forward and Backward.
• Duel Propeller System
• Altitude & Rotor Speed Control
• Stable Hover and Full 3D Flight
• Flight Stabilizing System with adjustable trimming control

Specification:

• Helicopter size:325mm(L) x150mm (H)
• Main rotor diameter: 300mm
• Flight Time: 1015minutes
• Aviate Height: 30m
• Control Range:30m
• Helicopter Battery: Rechargeable 3.7V 1000mah li-Poly.
• Transmitter Batteries: 6 x 1.5v AA Alkaline Batteries(not included)
• Charge Time: 60minutes
• Package Size: 38cm x 19cm x 22cm (14.96in x 7.48in x 8.66in)
  

Package included:

• 100% Brand New
• 1 x L6016 3.5-Channel RC Mini gyro Helicopter
• 1 x Remote Controller
• 1 x Charger
• 1 x Spare tail blade
• 1 x Instruction Manual

Reference for wholesale:
Quantity: 12pcs/CTN
CTN Dimension: 79*37*66cm,
Weight:18.0kg (39.68lb.)