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Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function
Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function
Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function
Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function
Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function

Professional AL4-20L Plant Protection Drone with AB Point Flight and Automatic Spraying Function

US$ 4800.00 ~ 4400.00
Min.Order: 1
Product origin: Weifang, Shandong, China
Category: Electronics
Product Name: Electronics
Availability:In Stock
Product Review : 100 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : AL4-20L
  • Liquid Capacity : 20L/20kg
  • Nozzle Quantity : 8 high-pressure nozzles
  • Spray Width : 7-9 meters
  • Spray Efficiency : 9-12 hectares/hour
  • Flow Rate : 3.5-4 L/min
  • Flight Time : 10 minutes
  • Max Speed : 10 m/s
  • Battery Type : 14S 22000mAh smart battery
  • Charger Specification : 3000W 60A smart charger
  • Operating Altitude : 0-60 meters
  • Control Radius : 1500 meters
  • Unfolded Size : 2400×2460×630mm
  • Folded Size : 955×640×630mm
  • Net Weight : 24kg
  • Max Takeoff Weight : 55kg
  • Certifications : CE, FCC, RoHS, ISO9001
  • Flight Modes : AB point, autonomous, terrain following
  • Material : Aluminum alloy

The AL4-20L agricultural spray drone represents advanced technology in precision farming solutions. Designed for professional crop protection applications, this drone combines high efficiency with intelligent spraying capabilities.

AL4-20L Agricultural Spray Drone

With a substantial 20L liquid capacity, the drone can cover 9-12 hectares per hour, significantly improving operational efficiency compared to traditional spraying methods. The system features 8 high-pressure nozzles that deliver uniform spray coverage across a 7-9 meter width.

AL4-20L Drone in Operation

The intelligent flight system includes AB point navigation, terrain following, and obstacle avoidance capabilities. These features ensure precise application while maintaining safety during operation. The drone maintains stable performance even in challenging conditions with wind resistance up to 10m/s.

Power comes from a high-capacity 14S 22000mAh smart battery system, supported by a 3000W 60A fast charger for quick turnaround between missions. The aluminum construction provides durability while keeping the net weight at just 24kg.

AL4-20L Drone Specifications

Operational parameters include 0-60m flying height and 1500m control radius, allowing coverage of large agricultural areas. The system supports various agricultural inputs including liquid pesticides, disinfectants, and fertilizers.

For convenient transportation and storage, the drone folds to 955×640×630mm dimensions. The complete package includes an aviation aluminum case for secure shipping and storage.

AL4-20L Folded Configuration

K***M 2026-04-30

Absolutely amazed by the prompt delivery and secure packaging! The logistics team handled this heavy drone with utmost care, and it arrived well ahead of schedule. Additionally, the customer service representatives were incredibly responsive and helpful when I had a few pre-delivery queries. All interactions were professional and courteous. From the initial order to the final delivery, every step was seamless. This is truly a five-star experience in terms of logistics and service quality. Highly recommended for anyone needing reliable agricultural equipment shipping.

T***O 2026-04-29

Believe me when I say this is the best purchase I have made for my farm. Firstly, the logistics were incredibly fast and well-organized. The package arrived securely with no damages, and all components were neatly packed. The delivery team was professional and even helped unload it at my doorstep. Secondly, the quality of this drone is outstanding. It feels robust and built to last. I have inspected every part meticulously, and the materials used are top-notch. The build quality alone gives me confidence that it will serve me well for seasons to come. Thirdly, the service from the seller has been exceptional. They were responsive to all my pre-purchase inquiries, provided clear instructions, and even followed up after delivery to ensure everything was set up correctly. They truly care about their customers. I appreciate how they handle every step with professionalism. Apart from the drone itself, I must commend the user-friendly documentation that came with it. The packaging was designed to protect every sensitive component. Even the warranty registration process was simple and straightforward. Overall, I could not be happier with this purchase. It is rare to find a product that meets such high standards in all three areas: shipping speed and care, product durability and finish, and customer support dedication. I highly recommend this to any farmer looking for a reliable drone. Thank you for such a great experience.

F***B 2026-04-28

M***E 2026-04-28

Your delivery was incredibly fast and well-packaged. Your logistics team clearly understands the importance of safe handling, as the box arrived without any dents or damage. Your customer service was also remarkably responsive, confirming the tracking details within an hour of my purchase. Your drone itself, in terms of build quality, feels solid and professional-grade. Yet, I must note that the initial setup instructions could be clearer, though the physical product's construction is robust. Your packaging included all necessary components neatly organized. Your overall physical presentation of the product box was also very professional. Your team's attention to the unboxing experience impressed me. Your support staff even followed up a day after delivery to ensure everything was in order. Your commitment to service, from the warehouse to my doorstep, was truly exceptional. Your handling of the delivery was smooth and without any delays. Your ability to maintain such high standards is commendable. Your product's physical appearance matches the description perfectly. Your shipping speed exceeded my expectations. Your company has set a new benchmark for logistics in agricultural equipment. Your service, quality, and logistics together make for a flawless purchasing experience. Your dedication to customer satisfaction is evident in every detail. Your packaging protected the drone impeccably. Your logistics coordination was seamless. Your service team's professionalism was outstanding. Your product's physical attributes are exactly as advertised. Your entire delivery process was stress-free. Your company clearly values its customers.

W***Q 2026-04-21

The delivery was incredibly fast and efficient. TThe item arrived well ahead of the estimated schedule, which was a very pleasant surprise. The packaging was exceptionally secure and robust, showing clear attention to detail to prevent any transit damage. Upon unboxing, the build quality of the drone immediately impressed me. The materials feel solid and durable, exactly what one would hope for with professional-grade agricultural equipment. It has a substantial, well-engineered feel. Communication from the seller was prompt and helpful throughout the entire process. They provided clear tracking information and were responsive to my initial queries. While I have not yet had the opportunity to fully deploy the drone for its intended agricultural spraying functions, the initial setup and inspection process went smoothly. The overall experience from ordering to receiving the physical product has been excellent. The combination of swift logistics, apparent high manufacturing standards, and proactive service gives me great confidence in this purchase. I am looking forward to putting this precision equipment to work on the farm and will provide further feedback on its operational performance after thorough field testing. For now, based purely on the delivery, unboxing, and initial impressions of construction and seller interaction, I am thoroughly satisfied.

U***B 2026-04-15

Very impressive delivery speed; the logistics service was exceptionally prompt and reliable. The package arrived ahead of schedule and was handled with great care, ensuring everything was in perfect condition upon arrival. Regarding quality, the drone appears to be robust and well-constructed, reflecting solid craftsmanship and attention to detail. The customer service team was also highly responsive and supportive, providing clear communication and assistance throughout the process. Overall, a smooth and satisfactory experience from start to finish, making the purchase hassle-free and enjoyable. I would certainly consider buying from this supplier again based on this positive interaction.

M***E 2026-04-15

Naturally, the delivery process was remarkably swift and efficient. The tracking information provided was consistently accurate and updated in real-time, which allowed for seamless planning upon arrival. The packaging itself was exceptionally secure, with multiple layers of robust, industrial-grade materials ensuring the contents were completely protected from any potential transit damage. Upon unboxing, the initial impression of the drone's build quality is outstanding. The materials feel premium and durable, suggesting a product designed for rigorous, long-term use in demanding agricultural environments. The assembly instructions were clear, and all components were present and accounted for, arriving in pristine condition. Customer service deserves special mention for their proactive communication. They reached out promptly to confirm the order details and provided helpful guidance on the next steps. Their responsiveness to a pre-delivery inquiry was immediate and thoroughly informative, demonstrating a commendable level of professionalism and care. Overall, the entire experience, from the moment of order placement to the arrival of a meticulously packaged, high-quality product, has been flawless. The logistical execution was impeccable, and the tangible quality of the equipment upon inspection aligns perfectly with the professional presentation and support received. This sets a very high standard for service and product integrity in this sector.

S***Q 2026-04-15

I am thoroughly impressed with the entire purchasing experience. The delivery was remarkably fast and efficient, arriving well ahead of the estimated schedule. The packaging was exceptionally secure, ensuring the product arrived in pristine condition without a single scratch. Regarding the product itself, the build quality feels robust and durable, exactly as described. It has a very solid and professional feel to it. The customer service team deserves special praise; they were incredibly responsive and helpful from the moment I placed the order. They answered all my pre-sale questions promptly and provided clear tracking information. After the delivery, they followed up to ensure everything was satisfactory. The communication was always polite and professional. Overall, this was a seamless transaction from start to finish. The combination of swift logistics, apparent high quality, and outstanding support makes me highly confident in this company. I would not hesitate to recommend them to others or make future purchases myself. This level of service is commendable and somewhat rare to find these days. Every step exceeded my expectations.

N***I 2026-04-15

V***E 2026-04-11

Excellent experience overall. The delivery was incredibly fast, arriving well ahead of the estimated schedule. The packaging was robust and secure, ensuring the product arrived in perfect condition without a single scratch. Regarding quality, the construction feels solid and durable, exactly as described. The materials used seem top-notch, promising longevity for demanding agricultural use. Customer service was responsive and helpful during the ordering process, answering all preliminary questions promptly. While I haven't had the chance to test its functions in the field yet, the initial unboxing and inspection have been very positive. The overall presentation and attention to detail in shipping and packaging reflect well on the company's professionalism. I am looking forward to putting this equipment to work and will update based on operational performance. For now, based on logistics, perceived quality, and initial service interactions, I am thoroughly satisfied and would recommend this supplier for their efficiency and care.

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