The most common problem for low power are a weak battery, loose linkage, or worn motor. This video describes how to fix the most common problems of coaxial helicopters.
Video Rating: 5 / 5

Walkera Dragonfly 38 CH-47 Chinook 2.4GHz 4CH RC Coaxial CNC Helicopter RTF

YD-919 Black Hawk UH-60A Military 3CH Middle Class Coaxial RC Helicopter w/ Gyro Product Page: www.xhobbystore.com Homepage Page: www.xhobbystore.com Facebook Page: www.facebook.com Middle Class Scale Helicopter, brings much fun for both Adults and Kids! Outstanding hovering! 100% Ready-to-fly. Great toy for indoor entertainment! The YD-919 comes fully assembled and is ready to fly right out of the box after you charge the battery. It is the scale helicopter of an United Army Helicopter “Black Hawk”. After entering service, the helicopter was modified for new missions and roles, including mine laying and medical evacuation. An EH-60 variant was developed to conduct electronic warfare and special operations aviation developed the MH-60 variant to support its missions. If you have mastered flying micro helicopters, bigger size this time with total length of 260mm! You can see the beautiful and detailed scale fuselage, you won’t think it is a toy! This is a 3 channel helicopter which allows you to navigate the helicopter Up / Down, Left / Right and Forward / Reverse. Equipped with a battery that will give you 5-7 minutes of flight time per charge and a controller that only takes 4 “AA” batteries. This helicopter is equipped with built-in gyro, works with the coaxial rotor structure, gives extra stability for everyone, including beginners.
Video Rating: 5 / 5

www.dhgate.com New Arrival Double Horse 9101 Helicopter 3 Channel RC Remote Control Co-Axial Helicopter Built in Gyro
Video Rating: 5 / 5

This very nice, and very expensive turbine-powered RC model helicopter was flown for the first time at the November 2010 Jet meeting in Tokoroa. After some tweaking and trimming, it flew very well.

Esky Hunter Coaxial 4CH RC Remote Control Helicopter LiPo RTF EK1H-E038RA Red
Video Rating: 4 / 5

NEW SYMA S031 BIG 24″ Gyro Metal Frame 3.5 Channel Coaxial Outdoor Ready to Fly RC Remote Control Helicopter (color may vary)

• Alloy structure, unique design; Electronic fine-tuning, flying more stable
• New digital full 3D control remotely with power saving mode.
• All-round 3 channel control; Advanced intelligent balance system
• Full function: up/down, forward/backward, turning left and right, fixed-point hovering.
• Product size:61×9.5×22.5cm

Product size:24″ Long , 18″ Blade Diameter, 10″ high Flying time:approx 12min Flying height:approx 50m Control range:100m Charging time:150-180 min Battery:9.6v 800mah Battery for transmitter:4 x AA (not included) 2 forward Speeds Frequency:27mhz/40mhz/49mhz Test report:CE/ROHS/FCC/ASTM Age:14+ Net weight:1.7kg

List Price: $ 199.00

Related Remote Control Helicopter Products

New Syma 3 Channel S107 Mini Indoor Co-Axial Metal Body Frame & Built-in Gyroscope RC Remote Controlled Helicopter (Colors may vary)

• Amazing Technology in the palm of your hand!Syma Newest Model S107 3CH Gyro RTF Metal RC Helicopter.No Assembly required, Ready To Fly! Equipped with the latest Gyroscope technology. Colors and Frequencies May Vary. We have Red & Yellow color.
• Full 3 Channels : Up, Down, Left, Right, Forward and Backward.A 25-30 minutes charge is equal to a 8-12 minutes flight.Recharging takes place via the transmitter or USB cable.
• The transmitter has an Alignment Trim, a Charging and Power.Indicator, a Left/Right Lever and a Trimmer. A lightweight Lithium Polymer battery.
• Length : Approx. 7.5 Inches.Width : Approx. 7.5 Inches (with main rotors).Height : Approx. 3.8 Inches (from bottom to balance bar).Main Rotors Surface Diameter: Approx. 7.5 Inches.
• Suitable for indoor flying only.Suitable for ages 14+.Battery for the helicopter: 3.7V-180MAH LI-POLY.Flight Range : Approx. 30 Ft.ROHS, ASTM, FCC and CE Approval

This Brand New 3 Channel Gyro mini Metal rc helicopter is 1 of the world’s newest, smallest and lightest RC Helicopter you can get! At approx. 7.5″ long, it easily fits in the palm of your hand and is fully functional, equipped with latest Gyroscope technology, which makes this helicopter an instant hot seller in the RC World. This mini Gyro Metal helicopter charges directly either from the USB cable or from the controller which uses “AA” batteries and has a full-function trim control for the pe

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List Price: $ 129.95