Heli-Max Novus CX 2.4GHz Nano Sized Coaxial RTF Heli.

We have tried this product and it flys awesome!! Very responsive and fast yet easy to fly.

This is the electric powered, ready to fly, nano size
                Novus Coaxial Micro Helicopter from Heli-Max.

FEATURES: Agile forward and backward operation and very stable hovering
          Blade Design: Counter rotating for easy, stable flights, blades
            pivot at the grip for more forgiveness in the event of a crash
          Drive Motors: Two
          Radio: Heli-Max 2.4GHz 4-channel with two digital servos, gyro and
            ESC combined in one unit, gyro controls tail rotor axis
          Main Blades: Plastic
          Canopy: Plastic with carbon fiber detail
          Battery: 3.7V, 400mAh LiPo, very light and compact
          Battery Charger: AC wall type
          Warranty: Heli-Max guarantees this helicopter to be free from defects
            in both material and workmanship at the date of purchase. This
            warranty does not cover any component parts damaged by use or
            modification.

INCLUDES: Novus Coaxial Micro Helicopter with radio system, battery, charger
            and instruction manual

REQUIRES: AA Batteries: 8 for transmitter

SPECS:    Rotor Diameter: 6.9" (175mm)
          Length: 8" (205mm)
          Width: 1.6" (40mm)
          Height: 5.1" (130mm)
          Weight: 1.85 oz (52.6g) with supplied battery