First Drone Guide
Choose between toy practice drones, lightweight camera drones, and higher-feature models while avoiding camera, rule, battery, and overbuying mistakes.
XKJ K21 MAX WiFi FPV Drone with LCD Screen Controller, HD Dual Camera, Servo Gimbal, Optical Flow Positioning
For the beginner pilot who wants to capture smooth aerial footage without the complexity, the XKJ K21 MAX is your ideal starter drone. While many focus on raw performance, this model excels at making FPV flying accessible and fun for family outings or backyard adventures.
Its dual cameras and servo gimbal deliver surprisingly stable 480P video, so you can film your kids playing or scenic views without shaky results. The built-in 4.3-inch LCD screen on the controller lets you watch the flight in real-time, eliminating the hassle of connecting a phone mid-flight. With optical flow positioning, it hovers steadily indoors, making it perfect for practicing in your living room on a rainy day.
Features like one-key takeoff and foldable design mean you can pack it quickly for trips. Enjoy up to 15 minutes of flight time and intuitive controls that help you focus on the experience, not the setup.
Features
- HD dual camera with servo gimbal and EIS stabilization
- Optical flow positioning for stable hovering
- 2.4G WiFi FPV with 15-30m range
- Foldable design for portability
- Brushless motors for improved performance
- Built-in LCD screen for real-time flight viewing
General specs
- Brand: XKJ
- Model: K21 MAX
- Seller: Banggood
- ID: 2045721
- Gyro: 6 Axis
- Channels: 4CH
- Fpv Type: 2.4G WiFi
- Features: Built-in LCD screen for real-time viewing, Supports mobile phone WiFi APP viewing, Dual camera: front wide-angle HD WiFi and bottom HD optical flow lens, Servo gimbal for stability, EIS electronic image stabilization, Horizontal, vertical, and overhead shooting modes, Fixed height function with optical flow positioning
- Frequency: 2.4G
- Materials: Plastic, Metal, Electronic Components
- : XKJ
- Motor Type: 1503 Brushless
- Flying Time: 8-15 mins
- Distance Fpv: 49.21-98.43 feet
- Model Number: K21 MAX
- Package Size: 10.35 x 8.03 x 3.58 inches
- Charging Time: About 40 mins
- Flight Height: 98.43 feet
- Battery Weight: 1.02 ounces
- Package Weight: 1.48 pounds
- Takeoff Weight: 5.22 ounces
- Camera Resolution: 480P
- Battery Quadcopter: 3.7V 1000mAh LiPo
- Control Mode Remote: Mode 2 (Left Hand Throttle)
- Remote control battery: Built-in Rechargeable LiPo Battery
- Adjustable Angle Camera: 90°
- Remote control distance: 262.47-328.08 feet
- (Folded) Quadcopter Size: 6.10 x 4.33 x 3.15 inches
- (Unfolded) Quadcopter Size: 11.02 x 6.50 x 3.15 inches
- Control Remote Screen Size: 4.3 inch
- First listed by seller: 2/23/26
If you are interested in more details, you can find full information on the seller's page.
$54.42
Last price update: 5/9/26
Available to order
Price History for seller Banggood
Shipping options
Delivery to 
Russia
Russia
Available
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| Rating | ||||||
| Price | $54.42 | $35.62 | $62.33 | $56.39 | $49.47 | $98.94 |
| Seller | Banggood | Banggood | Banggood | Banggood | Banggood | Banggood |
| Update | May 9, 2026 | May 9, 2026 | May 9, 2026 | May 9, 2026 | May 9, 2026 | May 9, 2026 |
| Gyro | 6 Axis | 6 Axis | 6 Axis | |||
| Channels | 4CH | 4CH | 4CH | 4CH | 4CH | 4CH |
| Fpv Type | 2.4G WiFi | 2.4G WiFi | 2.4G WiFi | 2.4G WiFi | WiFi FPV | 5G WiFi |
| Features | Built-in LCD screen for real-time viewing, Supports mobile phone WiFi APP viewing, Dual camera: front wide-angle HD WiFi and bottom HD optical flow lens, Servo gimbal for stability, EIS electronic image stabilization, Horizontal, vertical, and overhead shooting modes, Fixed height function with optical flow positioning | 5.9-inch LCD screen with no delay, WiFi connectivity for app/APK control, 360° infrared obstacle avoidance, Optical flow hover stabilization, Brushless motor for wind resistance, Draw flight path for autonomous flight, Waypoint flight planning | Fully surrounded propeller safety design, Foldable pocket drone, Mini size, Built-in screen for real-time FPV, Screen can be used as standalone children's camera, Altitude hold mode, Three-sided sensor obstacle avoidance, Electric lens adjustment (90° upward shooting), Optical flow fixed point positioning, Headless mode, One-key return function | Upgraded 5G remote control with large LCD screen, Obstacle avoidance with 360° rotation detection, ESC HD camera with 90° remote control of lens angle, 2.4G WiFi function with APP/APK connectivity, Optical flow fixed point hover, Surround action for circular flight, Headless mode | Upgraded 5G remote control with 4.3-inch LCD screen, WiFi connection to APP/APK for photos/videos/real-time transmission, 360° infrared obstacle avoidance, Optical flow fixed-point hover, Large capacity battery for up to 12 minutes flight, Brushless motor for wind resistance, low noise, powerful output, Flight path drawing on screen | Folding arms, Brushless motor, Wind resistance, 1080P dual wide angle camera, WiFi connectivity, 360° infrared obstacle avoidance, GPS positioning, Follow me mode, Optical flow hover |
| Frequency | 2.4G | 2.4GHz | 2.4G | 2.4G | 2.4G | 2.4G |
| Materials | Plastic, Metal, Electronic Components | Plastic, Metal, Electronic Components | Plastic, Metal, Electronic Components | |||
| XKJ | JJRC | YCRC | ||||
| Motor Type | 1503 Brushless | 1503 Brushless Motor | 1503 Brushless Motor | Brushless | Brushless | 1503 Brushless Motor |
| Flying Time | 8-15 mins | 12-15 minutes | 10 minutes | About 12 mins | About 12 minutes | About 25 mins |
| Distance Fpv | 49.21-98.43 feet | 164-262 feet | 131-164 feet | 50m | 328.08 feet | About 3000m (9842.5 feet) |
| Model Number | K21 MAX | H139 PRO | A16 | |||
| Package Size | 10.35 x 8.03 x 3.58 inches | 10.24 x 4.33 x 8.07 inches | 10.31 x 3.78 x 8.11 inches | 6.69 x 5.71 x 6.65 inches | ||
| Charging Time | About 40 mins | 60-80 minutes | About 100 minutes | About 120 mins | 50 minutes | About 120 mins |
| Flight Height | 98.43 feet | 98 feet | About 30m | |||
| Battery Weight | 1.02 ounces | 0.097 lbs | 0.07 lbs | 64g (0.14 lbs) | ||
| Package Weight | 1.48 pounds | 1.642 lbs | 1.60 lbs | 1.72 lbs | 1.38 lbs | 925g (2.04 lbs) |
| Takeoff Weight | 5.22 ounces | 0.388 lbs | 0.36 lbs | 0.47 lbs | 0.34 lbs | 323g (0.71 lbs) |
| Camera Resolution | 480P | 480P HD | 480P | 480P | 480P HD | 1080P |
| Battery Quadcopter | 3.7V 1000mAh LiPo | 3.7V 1600mAh LiPo | 3.7V 1300mAh Lipo | 3.7V 2000mAh Lipo | 3.7V 920mAh Lipo | |
| Control Mode Remote | Mode 2 (Left Hand Throttle) | Mode 2 (Left Hand Throttle) | Mode 2 (Left Hand Throttle) | Mode 2 (Left Hand Throttle) | Mode 2 (Left Hand Throttle) | |
| Remote control battery | Built-in Rechargeable LiPo Battery | Built-in 3.7V 1500mAh Battery | Built-in 3.7V 500mAh Battery | Built-in 3.7V 500mAh Lipo Battery | Built-in 3.7V 800mAh Battery | 3 x AA Battery |
| Adjustable Angle Camera | 90° | 90° | 90° | 90° Adjustable by Transmitter | ||
| Remote control distance | 262.47-328.08 feet | 328 feet | 50-100m | 492.13 feet | ||
| (Folded) Quadcopter Size | 6.10 x 4.33 x 3.15 inches | 8.66 x 2.64 x 2.56 inches | 3.86 x 6.26 x 3.19 inches | |||
| (Unfolded) Quadcopter Size | 11.02 x 6.50 x 3.15 inches | 11.02 x 11.02 x 2.64 inches | 10.91 x 11.18 x 3.19 inches | |||
| Control Remote Screen Size | 4.3 inch | 5.9 inches | 4.3 inch | |||
| Color Options | Black, Orange | Black, White | Black, Carbon Fiber Pattern | |||
| Material | Plastic, Metal, Electronic Components | Plastic, Metal, Electronic Components | Plastic, Metal, Electronic Components | |||
XKJ K21 MAX Black Built-in LCD screen for real-time flight viewing
$54.42
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