1. Ifihan
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. Awọn Itọsọna Aabo
ÌKÌLỌ̀: Àìtẹ̀lé àwọn ìlànà wọ̀nyí lè fa ìpalára tàbí ìbàjẹ́ sí ọjà náà.
- Lilo inu ile Nikan: This helicopter is designed for indoor flight. Do not operate outdoors, as wind can cause loss of control.
- Iṣeduro ọjọ ori: Recommended for users aged 14 years and up. Adult supervision is advised for younger users.
- Clear Flight Path: Ensure the flight area is clear of obstacles, people, and pets. Maintain a safe distance from walls, furniture, and other objects.
- Aabo Batiri:
- Use only the provided charger and batteries.
- Do not overcharge or short-circuit batteries.
- Ma ṣe fi awọn batiri han si awọn iwọn otutu to gaju tabi imọlẹ orun taara.
- If batteries swell or leak, discontinue use immediately and dispose of them properly.
- Rotor Blades: Keep fingers, hair, and loose clothing away from rotating blades. Do not touch the helicopter while the blades are spinning.
- Abojuto: Always supervise children when they are operating the helicopter.
- Ilọkuro Ipa: 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.

Aworan: Pariview of the DEERC DE28 RC Helicopter package contents.
Awọn akoonu idii:
- DEERC DE28 RC Helicopter (1)
- 2.4GHz Remote Control (1)
- Rechargeable Helicopter Batteries (2)
- Okun Ngba agbara USB (1)
- Spare Main Rotor Blades (A & B) (2 sets)
- Spare Tail Rotor Blade (1)
- Olupilẹṣẹ (1)
- Extra Helicopter Shell (1)
- Ilana olumulo (1)
Idanimọ eroja:

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.
- Awọn abẹfẹlẹ Rotor akọkọ: Provide lift and thrust.
- Tail Rotor Blade: Controls yaw (rotation around vertical axis).
- Imọlẹ LED: Front-mounted light for visibility and aesthetics.
- Àwọn ìbalẹ̀ ọkọ̀ ojú omi: Provide stable landing and protect the helicopter.
- Abala Batiri: Located on the underside of the helicopter.
- Agbara Yi pada: On/Off switch for the helicopter.
- Ibudo gbigba agbara: Fun sisopọ okun gbigba agbara USB.
- Isakoṣo latọna jijin:
- 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.
- Agbara Yipada.

Image: The DEERC DE28 helicopter with its two interchangeable shells, blue/white and red.
4. Eto Itọsọna
4.1 Ngba agbara Batiri Helicopter
- Connect the USB charging cable to the helicopter's charging port.
- Plug the other end of the USB cable into a USB power adapter (e.g., computer USB port, phone charger, power bank).
- The charging indicator light on the USB cable will illuminate during charging and turn off when fully charged.
- A full charge typically takes approximately 60-90 minutes. Do not leave charging unattended.
- Ge asopọ okun ni kete ti gbigba agbara ti pari.

Image: The helicopter's battery compartment, illustrating the battery and its approximate 12-minute flight time per charge.
4.2 Fifi awọn batiri Iṣakoso latọna jijin
- Ṣii yara batiri ni ẹhin isakoṣo latọna jijin.
- Insert 3 x AAA batteries (not included) into the compartment, ensuring correct polarity (+/-).
- Pa ideri batiri naa ni aabo.
4.3 Pairing the Helicopter and Remote Control
- Ensure both the helicopter and remote control are fully charged/have fresh batteries.
- Gbe ọkọ ofurufu naa si ori ilẹ ti o rọgbọkú, ti o si dada.
- 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.
- If pairing fails, turn off both devices and repeat the steps.

Image: The 2.4GHz remote control in use, demonstrating its connection to the helicopter.
5. Isẹ
5.1 Ipilẹ ofurufu idari
- Ìṣípò Pàtàkì Kan: After pairing, press the One-Key Take-off/Landing button. The helicopter will automatically ascend and hover at a stable altitude.
- Fìtílà (Ìlà òsì sí òkè/ìsàlẹ̀): Controls the helicopter's altitude. Push up to ascend, pull down to descend.
- Yaw (Ọpá Òsì Òsì/Ọ̀tún): Controls the helicopter's rotation. Push left to rotate counter-clockwise, right to rotate clockwise.
- Forward/Backward (Right Stick Up/Down): Controls the helicopter's forward and backward movement.
- Left/Right Sideways (Right Stick Left/Right): Controls the helicopter's sideways movement (strafe).
- Idaduro Giga: The helicopter will automatically maintain its current altitude when the throttle stick is released, allowing for easier control.
- Ibalẹ bọtini Ọkan: 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 Awọn ipo iyara
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:
- Iyara Kekere: Ideal for beginners and indoor flight in confined spaces. Provides stable and gentle control.
- Iyara Alabọde: A balanced mode for intermediate users, offering more responsiveness.
- Ere giga: 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 LED ina Iṣakoso
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. Itọju
6.1 Ninu
- 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 Blade Rirọpo
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 Ibi ipamọ
- 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. Laasigbotitusita
| Isoro | Owun to le Fa | Ojutu |
|---|---|---|
| Helikopta kò dáhùn sí ìṣàkóso latọna jijin. | 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. |
| Awọn imọlẹ LED ko ṣiṣẹ. | Helicopter off; Malfunction. | Ensure helicopter is powered on. If still not working, contact support. |
8. Awọn pato
| Ẹya ara ẹrọ | Ẹ̀kúnrẹ́rẹ́ |
|---|---|
| Nọmba awoṣe | CADE4-DE28 |
| Awọn iwọn (L x W x H) | 19.99 x 4.5 x 12.5 cm (7.87 x 1.77 x 4.92 inches) |
| Iwọn | 290 g |
| Igbohunsafẹfẹ Iṣakoso | 2.4 GHz |
| Awọn ikanni | 3.5 CH |
| Akoko ofurufu | Nǹkan bí ìṣẹ́jú 12 fún bátírì kọ̀ọ̀kan |
| Akoko gbigba agbara | Isunmọ. 60-90 iṣẹju |
| Niyanju Ọjọ ori | 14 ọdun ati si oke |
| Awọn ẹya ara ẹrọ | Altitude Hold, One-Key Take-off/Landing, 3 Speed Modes, LED Light, Gyroscope System |

Image: Dimensions of the DEERC DE28 RC Helicopter.
9. Atilẹyin ọja ati Support
DEERC products are manufactured to high quality standards. For information regarding warranty coverage, returns, or technical support, please refer to the official DEERC webojula tabi kan si wọn onibara iṣẹ taara.
DEERC Official Webojula: www.deerc.com
Please have your model number (DE28) and purchase details ready when contacting support.





