1. Fampidirana
This manual provides essential information for the safe operation and maintenance of your DEERC DE28 RC Helicopter. Please read this manual thoroughly before operating the helicopter to ensure proper function and to prevent damage or injury. The DEERC DE28 is designed for indoor use and features a durable metal airframe, altitude hold, one-key take-off/landing, and multiple speed modes for various skill levels.

Image: The DEERC DE28 RC Helicopter, its remote control, and two interchangeable body shells (red and blue/white).
2. Torolàlana momba ny fiarovana
FAMPITANDREMANA: Mety hiteraka ratra na fahasimbana amin'ny vokatra ny tsy fanarahana ireto toromarika ireto.
- Fampiasana anatiny ihany: This helicopter is designed for indoor flight. Do not operate outdoors, as wind can cause loss of control.
- Soso-kevitra taona: Recommended for users aged 14 years and up. Adult supervision is advised for younger users.
- Fafao ny lalan'ny sidina: Ensure the flight area is clear of obstacles, people, and pets. Maintain a safe distance from walls, furniture, and other objects.
- Fiarovana ny bateria:
- Use only the provided charger and batteries.
- Do not overcharge or short-circuit batteries.
- Aza apetraka amin'ny hafanana tafahoatra na ny tara-masoandro mivantana ny bateria.
- If batteries swell or leak, discontinue use immediately and dispose of them properly.
- Lelan'ny Rotor: Keep fingers, hair, and loose clothing away from rotating blades. Do not touch the helicopter while the blades are spinning.
- Fanaraha-maso: Always supervise children when they are operating the helicopter.
- Fisorohana ny fiantraikany: While durable, repeated hard impacts can damage the helicopter. Avoid crashing.
3. Package Contents and Component Identification
Verify that all items listed below are included in your package. If any items are missing or damaged, please contact DEERC customer support.

Sary: Overview of the DEERC DE28 RC Helicopter package contents.
Fonosana:
- DEERC DE28 RC Helicopter (1)
- 2.4GHz Remote Control (1)
- Rechargeable Helicopter Batteries (2)
- Cable USB Charging (1)
- Spare Main Rotor Blades (A & B) (2 sets)
- Spare Tail Rotor Blade (1)
- Screwdriver (1)
- Extra Helicopter Shell (1)
- User Manual (1)
Famantarana singa:

Image: The DEERC DE28 helicopter showcasing its full aluminum alloy body and key features like fast acceleration, altitude hold, one-key takeoff/land, LED light, 2.4GHz, 3 speed modes, gyroscope system, and 2 shells.
- Main Rotor Blades: Provide lift and thrust.
- Tail Rotor Blade: Mifehy ny yaw (fihodinana manodidina ny axe mitsangana).
- Jiro LED: Front-mounted light for visibility and aesthetics.
- Landing Skids: Provide stable landing and protect the helicopter.
- Efitra bateria: Located on the underside of the helicopter.
- Hery Switch: On/Off switch for the helicopter.
- seranan-tsambo fiampangana: Mba hampifandray ny USB charging cable.
- Fanaraha-maso lavitra:
- Left Stick: Throttle (up/down) and Yaw (left/right).
- Right Stick: Forward/Backward, Left/Right Sideways flight.
- One-Key Take-off/Landing Button.
- Speed Mode Button.
- Power Indicator LED.
- Power Switch.

Image: The DEERC DE28 helicopter with its two interchangeable shells, blue/white and red.
4. Torolàlana fananganana
4.1 Charging the Helicopter Battery
- Ampifandraiso amin'ny seranana famandrihana an'ny angidimby ny tariby USB famandrihana.
- Plug the other end of the USB cable into a USB power adapter (e.g., computer USB port, phone charger, power bank).
- Hirehitra ny jiro famantarana ny famandrihana eo amin'ny tariby USB mandritra ny famandrihana ary ho faty rehefa feno ny famandrihana.
- A full charge typically takes approximately 60-90 minutes. Do not leave charging unattended.
- Tapaho ny tariby rehefa vita ny fiampangana.

Image: The helicopter's battery compartment, illustrating the battery and its approximate 12-minute flight time per charge.
4.2 Fametrahana bateria fanaraha-maso lavitra
- Sokafy ny efitranon'ny bateria ao ambadiky ny fanaraha-maso lavitra.
- Insert 3 x AAA batteries (not included) into the compartment, ensuring correct polarity (+/-).
- Akatona tsara ny saron'ny efitrefitra bateria.
4.3 Pairing the Helicopter and Remote Control
- Ensure both the helicopter and remote control are fully charged/have fresh batteries.
- Apetraho amin'ny toerana fisaka sy mitovy lenta ny angidimby.
- Turn on the helicopter's power switch. The helicopter's LED lights will flash.
- Turn on the remote control's power switch. The remote control's indicator light will flash.
- Push the left throttle stick (left joystick) all the way up, then pull it all the way down.
- Both the helicopter's and remote control's indicator lights will become solid, indicating successful pairing.
- Raha tsy mahomby ny fampiarahana dia vonoy ireo fitaovana roa ireo ary avereno ireo dingana.

Image: The 2.4GHz remote control in use, demonstrating its connection to the helicopter.
5. Fampandehanana
5.1 Fifehezana sidina fototra
- Fiaingana amin'ny lakile tokana: After pairing, press the One-Key Take-off/Landing button. The helicopter will automatically ascend and hover at a stable altitude.
- Throttle (Miankavia Miakatra/Midina): Controls the helicopter's altitude. Push up to ascend, pull down to descend.
- Yaw (Tehina havia havia/havanana): Controls the helicopter's rotation. Push left to rotate counter-clockwise, right to rotate clockwise.
- Mandroso/Mihemotra (Miankavanana Miakatra/Midina): Controls the helicopter's forward and backward movement.
- Left/Right Sideways (Right Stick Left/Right): Controls the helicopter's sideways movement (strafe).
- Altitude Hold: The helicopter will automatically maintain its current altitude when the throttle stick is released, allowing for easier control.
- Fipetrahana tokana: During flight, press the One-Key Take-off/Landing button again. The helicopter will slowly descend and land automatically.

Image: The helicopter demonstrating its One-Key Take-off and Altitude Hold features.
5.2 Fomba hafainganam-pandeha
The DEERC DE28 features 3 speed modes to accommodate different skill levels. Press the Speed Mode button on the remote control to cycle through the modes:
- Haingana ambany: Ideal for beginners and indoor flight in confined spaces. Provides stable and gentle control.
- Haingam-pandeha antonony: A balanced mode for intermediate users, offering more responsiveness.
- Haingam-pandeha: For experienced pilots seeking maximum agility and faster flight.

Image: The helicopter demonstrating its three speed levels, suitable for both adults and children.
5.3 Fanaraha-maso ny Jiro LED
The helicopter is equipped with bright LED lights for enhanced visibility, especially in low-light conditions. The LED lights typically turn on automatically when the helicopter is powered on. Refer to the remote control diagram for any dedicated light control buttons, if available.

Image: The helicopter's front LED light illuminated.
6. Fikojakojana
6.1 Fanadiovana
- Always turn off the helicopter and remote control before cleaning.
- Wipe the helicopter with a soft, dry cloth. Do not use water or chemical cleaners, as they may damage the electronics.
- Remove any dust or debris from the rotor blades and motors.
6.2 Fanoloana Blade
If a rotor blade becomes damaged, it can be replaced using the spare blades provided and the included screwdriver.
- Identify the damaged blade (A or B).
- Carefully unscrew the small screw holding the blade in place.
- Remove the damaged blade.
- Align the new blade (ensure it's the correct A or B type) and secure it with the screw. Do not overtighten.

Image: The durable and flexible design of the helicopter blades.
6.3 Fitehirizana
- Store the helicopter and remote control in a cool, dry place away from direct sunlight and moisture.
- If storing for an extended period, remove batteries from the remote control to prevent leakage.
7. Famahana olana
| OLANA | Antony mety hitranga | vahaolana |
|---|---|---|
| Tsy mamaly ny fanaraha-maso lavitra ny angidimby. | Not paired; Low battery (helicopter or remote); Remote control off. | Ensure both are on and paired. Charge helicopter battery. Replace remote control batteries. |
| Helicopter cannot take off or flies weakly. | Low helicopter battery; Damaged blades; Obstruction. | Charge helicopter battery fully. Replace damaged blades. Clear any obstructions. |
| Helicopter drifts or spins uncontrollably. | Not calibrated on a flat surface; Damaged tail rotor; Strong airflow. | Ensure helicopter is placed on a flat surface for pairing. Check and replace tail rotor if damaged. Fly in a calm environment. |
| Tsy mandeha ny jiro LED. | Helicopter off; Malfunction. | Ensure helicopter is powered on. If still not working, contact support. |
8. Famaritana
| endri-javatra | antsipirihany |
|---|---|
| Laharana modely | CADE4-DE28 |
| refy (L x W x H) | 19.99 x 4.5 x 12.5 sm (7.87 x 1.77 x 4.92 santimetatra) |
| lanja | 290 g |
| Fanaraha-maso matetika | 2.4 GHz |
| fantsona | 3.5 CH |
| Fotoana sidina | Approx. 12 minutes per battery |
| Time Charging | Approx. 60-90 minitra |
| Taona soso-kevitra | 14 taona no ho miakatra |
| Toetoetra | Altitude Hold, One-Key Take-off/Landing, 3 Speed Modes, LED Light, Gyroscope System |

Image: Dimensions of the DEERC DE28 RC Helicopter.
9. Warranty sy fanohanana
DEERC products are manufactured to high quality standards. For information regarding warranty coverage, returns, or technical support, please refer to the official DEERC webtranokala na mifandray mivantana amin'ny serivisy mpanjifany.
DEERC Official Webtranokala: www.deerc.com
Please have your model number (DE28) and purchase details ready when contacting support.





