RC ERA C186 BO105 Flybarless RC Helicopter Overview
The RC ERA C186 BO105 Flybarless RC Helicopter is a detailed small-scale model inspired by the famous German MBB BO105 helicopter. Designed for both beginners and experienced pilots, it combines a stable 6-axis gyro system with barometric altitude hold for easy control and smooth hovering. Its aerodynamic single-rotor flybarless design delivers realistic flight performance and high efficiency.

Key Features of the RC ERA C186 4CH Helicopter
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Flybarless single-rotor design – Improved aerodynamic efficiency and reduced vibration.
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6-axis gyro stabilization – Maintains excellent flight stability and smooth response.
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Barometric altitude hold – Automatically maintains altitude for easier hovering.
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One-key takeoff/landing – Simple control for new pilots.
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3-speed flight mode – Switch between beginner, intermediate, and advanced levels.
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Front LED headlight – Enhances visibility during low-light flying.
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Durable modular battery – 7.4V 350mAh pack with quick-swap design.
Stable Flight Performance with 6-Axis Gyro and Altitude Hold
Powered by a pair of efficient brushed motors, the C186 delivers smooth power output and stable flight characteristics. The built-in flight controller automatically compensates for attitude changes, keeping the helicopter balanced even in windy conditions. Its altitude hold feature makes hovering nearly effortless, letting you focus on directional control. With a control range of up to 100 meters and a flight time of around 15 minutes, this compact helicopter offers impressive realism and reliability.
RC ERA C186 Helicopter Technical Specifications
| Stock Number:: |
YYC186MG / YYC186SG / YYC186LO |
| Model: |
RC ERA C186 BO105 Flybarless RC Helicopter |
| Material: |
PA/PC composite |
| Scale: |
1:48 |
| Main Motor: |
Brushed ×2 |
| Battery: |
7.4V 350mAh Li-ion (modular type) |
| Charging Time: |
≈ 40 minutes (USB cable) |
| Flight Time: |
≈ 15 minutes |
| Remote Distance: |
80–100 meters |
| Transmitter Battery: |
4 × 1.5V AA (not included) |
| Rotor Diameter: |
256 mm |
| Body Length: |
235 mm |
| Height: |
81 mm |
| Weight: |
≈ 97 g |

What’s Included in the RC ERA C186 RTF Package
- 1 × RC ERA C186 BO-105 Helicopter (RTF)
- 1 × 2.4GHz Transmitter
- 1 × 7.4V 350mAh Battery
- 1 × USB Charging Cable
- 2 × Spare Main Rotor Blades
- 1 × Spare Tail Rotor Blade
- 1 × Tool Set
- 1 × User Manual

Safety Tips and Operation Guide for RC ERA C186 Helicopter
- Always fly in open areas away from obstacles and crowds.
- Charge the battery with the included USB cable only.
- Ensure propellers spin freely before flight.
- Do not over-discharge the battery; recharge after each session.
RC ERA C186 Flybarless RC Helicopter – Frequently Asked Questions
Q1: Is the C186 helicopter suitable for beginners?
Yes. Its 6-axis gyro and altitude hold functions make it extremely stable and easy to control, ideal for first-time flyers.
Q2: How long can it fly per charge?
The RC ERA C186 can fly for approximately 15 minutes per charge, depending on throttle usage and wind conditions.
Q3: Does it require assembly?
No. The C186 comes fully assembled and ready to fly (RTF) straight out of the box.
Q4: How far can the transmitter control the helicopter?
The control distance is about 80–100 meters under ideal outdoor conditions.
Q5: What type of battery does it use?
The helicopter uses a modular 7.4V 350mAh Li-ion battery, rechargeable via the included USB cable.
Explore More RC Helicopters
Looking for more RC helicopters with advanced flight control and realistic scale design?
Visit our full collection here:
RC Helicopters Collection
to discover a variety of flybarless, scale, and beginner-friendly helicopters for every skill level.
CNHL products come with a 90-day warranty from the date of purchase, unless otherwise stated in the product listing.
This warranty covers original defects in materials and workmanship. It does not cover normal wear and tear, puffing, swelling, over-discharge, over-charge, improper storage, crash or water damage, connector changes, or any damage resulting from misuse or mishandling.
If you find that a product purchased from us is defective within the 90-day warranty period, please contact us to arrange a return for inspection. Based on our evaluation, we will usually repair, replace, or offer an appropriate solution at no additional charge.
Please note that customers are responsible for the shipping costs when returning products for inspection or warranty service.
Your country or region needs to correspond to the shipping warehouse
Global Warehouse
Global Warehouse (including Global-CN2) orders are usually dispatched via standard shipping within 4–5 working days. The shipping time is typically 20–25 days, or 10–15 days if the order is shipped from Global-CN2.
US (LA) Warehouse
For the US (LA) Warehouse, orders usually are sent out in 2 to 3 working days. Orders are shipped to the United States via USPS or FedEx service (Free Shipping on orders over $79), the shipping time need 3-7 working days. We also ship to Canada via UPS, the shipping usually takes 10-12 working days, the shipping cost is $169.
US Warehouse
For the US Warehouse, orders usually are sent out in 1 to 2 working days. Orders are only shipped to United Status via USPS service (Free Shipping on order over $69), the shipping time need 3-7 working days.
EU Warehouse
For the EU Warehouse, orders are usually sent out in 1 to 2 working days, and shipping time takes 5-10 working days.
UK Warehouse
For the UK Warehouse, orders are usually sent out in 1 to 2 working days. Orders are only shipped to the United Kingdom via Yodel/Hermes/DPD service (Free Shipping on orders over $69), the shipping time takes 3-7 working days.
AU Warehouse
For the AU Warehouse, orders are usually sent out in 1 to 2 working days. Orders are only shipped to Australia via AU Post service (Free Shipping on orders over $79). The shipping time is 3-7 working days.
CA Warehouse
For the CA Warehouse, orders are usually sent out in 1 to 2 working days. Orders are only shipped to Canada via Amazon UPS/FedEx/CA Post service (Free Shipping on orders over $99). The shipping time needs 3-7 working days.