SIMREX X300C

SIMREX X300C Mini Drone Instruction Manual

Model: X300C | Brand: SIMREX

1. Introduction

Thank you for purchasing the SIMREX X300C Mini Drone. This compact and foldable RC quadcopter is designed for both beginners and experienced pilots, offering a range of intelligent features for an enjoyable flight experience. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure you get the most out of your drone.

SIMREX X300C drone, portable and foldable, with icons for optical positioning, altitude hold, headless mode, waypoint flight, one key take off/landing, 3D flips, and 3 speed switch.

The SIMREX X300C drone, highlighting its portable and foldable design, along with key features like optical positioning, altitude hold, headless mode, waypoint flight, one-key take-off/landing, 3D flips, and 3-speed switch.

Key Features:

  • Optical Flow Positioning: Maintains a fixed height for stable hovering, ideal for capturing clear videos and photos.
  • 720P HD FPV Camera: Connects to the "SIMREX Zoomy" mobile app via Wi-Fi for immersive first-person view and capturing high-definition content.
  • User-Friendly Controls: Features like one-key takeoff/landing, altitude hold, and headless mode make it easy for beginners, kids, and adults to control.
  • Fun Gameplay & Stunts: Capable of 360° flips, custom flight paths via the app, and gravity sensing control for dynamic flying.
  • Safe Design: Equipped with propeller protective covers, emergency stop function, and low battery alarm for enhanced safety.
  • Foldable & Portable: Small, lightweight, and foldable design allows for easy transport in a pocket or backpack.
  • Extended Flight Time: Includes 2 modular batteries for up to 18 minutes of total flight time.

2. What's in the Box

Verify that all components are present before proceeding with setup.

Contents of the SIMREX X300C drone package, including the X300C drone, transmitter, anti-collision frames, battery, USB cable, propellers, user guide, and phone holder.

The package includes the X300C drone, remote transmitter, anti-collision frames, battery, USB charging cable, spare propellers, user guide, and a phone holder for the transmitter.

  • SIMREX X300C Mini Drone
  • Remote Controller
  • Modular Batteries (x2)
  • USB Charging Cable
  • Spare Propellers (x4)
  • Propeller Protective Covers (Anti-collision frames)
  • User Guide
  • Phone Holder

3. Product Overview

3.1 Drone Components

Top-down view of the SIMREX X300C Mini Drone in red, showing its foldable arms, propellers, and front-facing camera.

The SIMREX X300C Mini Drone, featuring its compact design, foldable arms, propellers, and integrated 720P HD camera.

  • Propellers: Four rotating blades for lift and thrust.
  • Motors: Drive the propellers.
  • Camera: 720P HD camera for photo and video capture, with FPV capability.
  • Optical Flow Sensor: Located on the bottom, assists with stable hovering.
  • Battery Compartment: Houses the modular flight battery.
  • Foldable Arms: Allow for compact storage and portability.

3.2 Remote Controller

Diagram of the SIMREX X300C remote controller with labels for each button and function, including joysticks, one-key take-off/landing, headless mode, 3D flip, and charging interface.

Detailed layout of the remote controller, showing the various buttons and their functions for drone operation and special features.

  • Left Joystick: Controls ascend/descend and rotation (yaw).
  • Right Joystick: Controls forward/backward and left/right movement (pitch/roll).
  • One-Key Take-off/Landing Button: Initiates automatic take-off or landing.
  • Headless Mode Button: Activates headless flight mode.
  • 360° Flip Button: Performs aerial flips.
  • Speed Switch Button: Adjusts flight speed (3 modes).
  • Trim Buttons: For fine-tuning drone stability.
  • Phone Holder: Attaches to the controller to hold your smartphone for FPV viewing.

4. Setup Guide

4.1 Battery Charging

The drone comes with two modular batteries. Ensure both are fully charged before first use.

  1. Connect the USB charging cable to the battery.
  2. Plug the USB end into a 5V/1A USB adapter (not included) or a computer USB port.
  3. The indicator light on the cable will show charging status (e.g., red for charging, off for fully charged).
  4. Charging time is approximately 60-80 minutes per battery.

4.2 Propeller Installation

The propellers are marked 'A' and 'B'. Match them to the corresponding motor shafts on the drone.

  1. Gently push each propeller onto its designated motor shaft until it is secure.
  2. Ensure the propellers spin freely without obstruction.

4.3 Propeller Guard Installation

For added safety, especially for beginners, attach the propeller protective covers.

  1. Align each protective cover with the corresponding drone arm.
  2. Snap the covers into place securely.
SIMREX X300C drone flying indoors with propeller guards, emphasizing safety.

The drone equipped with resilient protection covers, designed to protect users from rotating propellers and the drone from collisions.

4.4 Remote Controller Setup

Install 2 AAA batteries (included) into the remote controller. Attach the phone holder if you plan to use FPV.

4.5 App Installation and Connection

Download the "SIMREX Zoomy" app from your smartphone's app store (iOS/Android).

  1. Turn on the drone and the remote controller.
  2. On your smartphone, go to Wi-Fi settings and connect to the drone's Wi-Fi network (usually named "SIMREX-X300C-XXXX").
  3. Open the "SIMREX Zoomy" app. The live video feed from the drone's camera should appear, indicating a successful connection.

5. Operating Instructions

5.1 Pairing and Calibration

  1. Place the drone on a flat, level surface.
  2. Turn on the drone, then the remote controller. The drone's indicator lights will flash.
  3. Push the left joystick up to the highest position, then pull it down to the lowest position. The drone lights will stop flashing, indicating successful pairing.
  4. For gyroscope calibration, long press the Gyro calibration button on the controller (refer to controller diagram). The lights will flash rapidly and then become solid, indicating calibration is complete.

5.2 One-Key Take-off and Landing

After pairing and calibration, press the One-Key Take-off/Landing button. The drone will automatically ascend to a stable hovering height. Press it again to land automatically.

Official video demonstrating the SIMREX X300C Mini Drone's one-key take-off and landing feature, showing the drone ascending and descending smoothly.

5.3 Basic Flight Controls

  • Ascend/Descend: Push the left joystick up/down.
  • Turn Left/Right (Yaw): Push the left joystick left/right.
  • Forward/Backward: Push the right joystick up/down.
  • Fly Left/Right (Roll): Push the right joystick left/right.

5.4 Optical Flow Positioning

The optical flow sensor on the bottom of the drone helps it hover accurately at a fixed position, making it easier to control, especially for beginners.

Two children lying on the floor looking up at a hovering drone, with a blue cone of light indicating optical positioning stability.

Illustration of the drone's optical flow positioning, allowing it to hover stably and accurately in any position, making it beginner-friendly.

5.5 Altitude Hold

This feature allows the drone to maintain a consistent altitude without constant throttle input, providing stable flight for easier control and better photo/video capture.

SIMREX X300C drone hovering above a grassy field, with a vertical ruler graphic indicating its stable altitude hold feature.

The drone demonstrating its altitude hold capability, maintaining a stable height above the ground for consistent flight.

5.6 Headless Mode

In Headless Mode, the drone's orientation is relative to the pilot, not the drone's front. This simplifies control as you don't need to worry about which way the drone is facing.

SIMREX X300C drone flying over a beach with a compass icon, illustrating the headless mode feature.

The drone operating in Headless Mode, allowing the pilot to control its direction relative to the remote, regardless of the drone's actual orientation.

5.7 360° Flips

Perform impressive aerial stunts with the 360° flip function.

  1. Fly the drone to a height of at least 2-3 meters.
  2. Press the 360° Flip button on the remote controller.
  3. Immediately push the right joystick in the desired flip direction (forward, backward, left, or right). The drone will perform a flip.
SIMREX X300C drone performing a 3D flip in mid-air, with another drone in the background.

The drone executing a 360-degree flip, showcasing its acrobatic capabilities.

5.8 Gravity Control

When using the "SIMREX Zoomy" app, you can activate gravity sensing control, allowing you to control the drone's movement by tilting your smartphone.

A hand holding the SIMREX X300C remote controller, with a drone flying above it, illustrating the gravity sensor mode via phone app and controller.

Demonstration of gravity sensor mode, where both the phone app and controller can be used to control the drone by tilting.

5.9 Waypoints Fly

Draw a flight path on the "SIMREX Zoomy" app interface, and the drone will automatically follow the designated route.

A child playing near hay bales, with a smartphone displaying a drone flight path, illustrating the waypoints fly feature.

The Waypoints Fly feature, allowing users to draw a flight path on their mobile phone for the drone to follow automatically.

5.10 3 Speeds Switch

The drone offers three speed modes (low, medium, high) to suit different skill levels and flying environments. Press the Speed Switch button to cycle through the modes.

Three SIMREX X300C drones shown at different speeds, illustrating the 3-speed switch feature.

Visual representation of the drone's three-speed switch, allowing for varied flight experiences from beginner to advanced.

5.11 FPV Camera Operation

Once connected to the "SIMREX Zoomy" app, you can view the live FPV feed and control photo/video recording.

Close-up of the SIMREX X300C drone's camera with icons indicating 720P WiFi FPV Camera and support for phone app connection.

The drone's 720P WiFi FPV Camera, which supports connection to a phone app for live video streaming and recording.

  • Photo: Tap the camera icon in the app to take a photo.
  • Video: Tap the video icon to start/stop recording. Videos and photos are saved to your smartphone.

6. Maintenance

Proper maintenance ensures the longevity and optimal performance of your drone.

  • Cleaning: Use a soft, dry cloth to clean the drone and remote controller. Avoid using water or harsh chemicals.
  • Propeller Care: Regularly inspect propellers for damage (bends, cracks). Replace any damaged propellers immediately using the spare ones provided.
  • Battery Storage: If storing the drone for an extended period, charge the batteries to about 50% and store them in a cool, dry place. Do not fully discharge batteries before storage.
  • Motor Inspection: Ensure motors are free from debris and can spin freely.

7. Troubleshooting

If you encounter issues, refer to the table below for common problems and solutions.

ProblemPossible CauseSolution
Drone does not respond to controller.Not paired; low battery (drone or controller).Ensure drone and controller are powered on and paired correctly. Charge batteries.
Drone drifts during flight.Not calibrated; uneven surface during take-off; wind interference.Perform gyroscope calibration on a flat surface. Use trim buttons for fine-tuning. Avoid strong winds.
FPV video feed is choppy or disconnected.Weak Wi-Fi signal; too far from drone; app issue.Ensure strong Wi-Fi connection. Stay within recommended range. Restart app and drone.
Drone crashes easily or is unstable.Damaged propellers; motor issue; user error.Check and replace damaged propellers. Ensure propeller guards are installed. Practice basic controls in a safe area.
Short flight time.Battery not fully charged; old battery; aggressive flying.Ensure batteries are fully charged. Consider replacing old batteries. Fly more conservatively.

8. Specifications

FeatureDetail
BrandSIMREX
Model NameSIMREX X300C
Special FeatureOptical Flow Positioning, WiFi FPV Camera
Age Range (Description)Adult (suitable for Kids/Beginners)
ColorRed
Video Capture Resolution720p (1280x720 Pixels)
Connectivity TechnologyWi-Fi
Included ComponentsBattery, Propeller
Skill LevelBeginner
Item Weight236.99 Grams (8.4 ounces)
Video Capture FormatMP4
Remote Control TechnologyWi-Fi
Control TypeRemote Control
Media TypeSD (for storage on phone via app)
Maximum Range45 Meters
MaterialPlastic
Battery Cell CompositionLithium
Batteries IncludedYes (2 AAA for controller, 2 modular for drone)
Product Dimensions6.2"L x 4.1"W x 2.3"H (unfolded)
ManufacturerSIMREX
Manufacturer Part NumberX313

9. Safety Guidelines

Adhere to these safety guidelines to prevent injury or damage to the drone.

  • Read the Manual: Fully understand all instructions before operating the drone.
  • Age Recommendation: This drone is suitable for adults and supervised children/beginners.
  • Flight Environment: Fly in open, clear areas away from people, animals, buildings, and obstacles. Avoid flying near airports or restricted airspace.
  • Weather Conditions: Do not fly in strong winds, rain, snow, or other adverse weather conditions.
  • Line of Sight: Always maintain visual line of sight with the drone during flight.
  • Propeller Safety: Keep hands, face, and loose clothing away from rotating propellers. Always turn off the drone before handling.
  • Battery Safety: Use only the provided charging cable and batteries. Do not overcharge or puncture batteries. Discontinue use if batteries are damaged or swollen.
  • Emergency Stop: Familiarize yourself with the emergency stop function on the remote controller.
  • Respect Privacy: Be mindful of privacy when using the camera.

10. Warranty and Support

For any questions, technical support, or warranty inquiries, please contact SIMREX customer service through the retailer's platform or the contact information provided in the original product packaging. Please retain your proof of purchase for warranty claims.

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