After-sales Service Policy

.I. Period of Policy Implementation

The after-sales policy (hereinafter referred to as "the Policy") applies to all products sold by FJD online store, including Landscaping Mower, Power Station, Lidar Scanner, Autosteering Kits, and other accessories (hereinafter referred to as "the products"), sold by FJ DYNAMICS INTERNATIONAL LIM (hereinafter referred to as "FJ").

 II. Contents of the Policy

Chapter I.    Warranty Policy

1.  Warranty Period

In case of any hardware malfunction for reasons beyond control during the warranty period, the product(s) involved will be replaced for free. For any hardware malfunction caused by human error or after the guarantee period, FJ will provide repair service on the basis of an agreed quotation to the end user.
General products are guaranteed for 2 years; consumable items are guaranteed for 1 year. The specific guarantee period for each product is as follows.
Robotic Lawn Mower: FR4000
No. Name  Warranty Period (year) Beyond Warranty Period
1 Mower 2 Charged
2 Batteries 2 Charged
3 Charging Station & RTK 1 Charged
4 Wheels Not Warranted (Wear Parts) Charged
5 Decorations Not Warranted (Wear Parts) Charged
6 Mower Blades Not Warranted (Wear Parts) Charged
*Tires, trim/appearance, and cutting blades are wear parts and are not covered under warranty.
Power Solutions: PONY500; MP500; MP2000; X2800iE; Solar Panels(120W/200W)
Warranty Period (year): 2
Product Warranty Period (year)
PONY 500 2
MP500 2
MP2000 2
200W Solar Panel 2
120W Solar Panel with MPPT 2
X2800iE Inverter Generator 2
120W Solar Panel 2
Separate Battery for FJD MP2000 2
Geospatial: P1;S1; Related accessories
Warranty Period (year): 1
Product  Warranty Period (year)
Trion P1 1
Trion S1 1

Trion Model Point Cloud Processing

Activation License

Virtual products are non-refundable and

carry no warranty once the activation code

is dispatched
V1t GNSS RTK Rover 1
Trion Backpack 1
Trion Camera 1
Trion V10i 1
FJD Extension Pole 1
FJDynamics Autosteering Kit
No. Main Part Warranty Period (year) No. Part Warranty Period (year)
1 Control Terminal 2 6 Display Stand 1
2 Attitude Sensor 2 7 Antenna Crossbar 1
3 Angle Sensor 2 8 Antenna Feeder 1
4 Steering Motor 2 9 Angle Sensor Stand 1
5 GNSS Antenna 2 10 Steering Wheel 1
11 Motor Bucket 1
12 Splined Sleeve 1
13 Wiring Harness 1
14 4G Antenna 1
15 Radio Antenna 1
Note: Guarantee is inapplicable to damages caused by improper use.
RTK Base Station
No. Mian Part Warranty Period (year) No. Part Warranty Period (year)
1 Base Station Body 2 5 Base Station Tripod 1
2 Radio Antenna 2 6 Fixed Rod 1
3 External Power Cord 2 7 Battery Charger 1
4 Antenna Extension Cord 2 8 Power Adapter 1
9 Circular Plate 1
10 Antenna Adapter 1
11 Charging Plug 1
12 AC Power Cord 1
13 Rechargeable Battery N/A
14 5M Centering Rod 1
Note: Guarantee is inapplicable to damages caused by improper use.
WIFI Camera
No. Main Part Warranty Period (year)
1 WIFI Camera 1
Note: Guarantee is inapplicable to damages caused by improper use.
  1. Warranty Period Counting
To ensure customer perception, FJ provides the product warranty period for end users counting from the receipt date by the users, 2 years for main parts, and 1 year for the wearing parts. When contacting with FJ for warranty service, users should present the purchase invoice and the courier receipt to demonstrate the certificate of warranty. Suppose the user cannot provide a warranty certificate or valid invoice. In that case, the warranty period shall be counted starting from the ex-factory date corresponding to the serial number on the machine body. In case of repair or replacement happened, the warranty period is not renewed but shall be continuously calculated according to the original warranty period.
  1. Warranty Method
To improve efficiency in resolving issues: Once the product experiences a malfunction, kindly provide the order number, a video documenting the product's fault, the product SN number, and a detailed description of the defect when reaching out to us.
  • Users may get contact FJ service by mailbox storesupport@fjdynamics.com or by hotline marked in the package of the products. Users may also launch the FJ homepage for more information and guidance at https://www.store.fjdynamics.com/.
  • In case of malfunction, operating issues, or other inquiries, users may contact FJ service for a solution. If the failure or defects are verified to be intrinsical, FJ will provide a replacement for free during the warranty period. In case of product replacement, the user is obliged to deliver the former product to the appointed address by FJ, and the courier cost should be borne by FJ.
  • Users will get remote instruction guidance from the FJ service if needed. On-field installation is also available if users accept the service quotation. To facilitate problem-solving, FJ can help bridge users with local distributors, if there is any. The chargeable service fee shall be discussed between user and distributor, and FJ will provide technical assistance accordingly.
  • For any hardware malfunction caused by human error or warranty expired, FJ will provide repair service or replacement on basis of an agreed quotation to the end user.
  1. Situations not Covered in the Scope of Free Warrant:
  • The malfunctioning part of the product has already exceeded the warranty
  • Damage caused by natural calamities (flood, fire, earthquake, thunder-stroke, typhoon, etc.), force majeure such as disasters related to animals, pets, and insects, or human errors during operation (entry of foreign matter or liquid substance, scratch, intense radiation, etc.).
  • Assembling & disassembling and repair by oneself; product tested or repaired by a service provider without the authorization of FJ, or individual part of product sent to an FJ-authorized service provider for repair without the guidance of
  • Malfunctions and damage caused by modification and alteration of product specifications by oneself and installation, addition, and expansion of parts not sold, authorized, or approved by
  • The warranty identification of the product is torn up or damaged beyond recognition; the warranty card is obliterated or inconsistent with the product; the bar code or serial number of the product part is torn up or
  • Issues or malfunctions due to failure to operate in the method shown in the manual or other improper
  • The components, external rubber parts, standard parts, and vulnerable parts that require regular maintenance.

Chapter II.     Charging Standard for Paid Services

1. Paid service

  • FJ paid services to refer to the services provided to users beyond the warranty period or scope of parts when after-sales issues cannot be solved by dealers. The specific paid services include hardware fault detection, repair, software debugging.
  • Composition of paid service charges:

Paid service charges include labor costs, the material expense of spare parts, and transportation costs. Paid service charges = labor cost + material expense of spare parts + transportation cost

Labor cost: labor cost of technicians providing repair and maintenance services

The material expense of spare parts: Replacement of parts and devices, and consumables maintenance.

2. Charging standard for manual service

Manual service shall be priced based on a comprehensive consideration of factors including difficulty in implementing different types of services, technical capacity grade requirement, service hours, and travel.

3. Charging standard for the material expense of spare parts

The charging standard for the material expense of spare parts shall be made separately by FJ and is subject to the actual quotation by the FJ-authorized service center.