What parameters and terms need to be clarified when ordering LED displays?

What parameters and terms need to be clarified when ordering LED displays?

1.Core Product Parameters to Confirm

1.Basic Specifications

1. Pixel pitch, overall screen width & height, physical resolution, indoor or outdoor application, fixed or rental type.
   

2.Lighting & Protection Parameters

1. LED lamp model, standard brightness, IP rating, GOB coating or not, grayscale, refresh rate.
   

3.Structure & Supporting Parts

1. Module size, cabinet specification, fixing method (magnetic/latch/screw), quantity of power supplies, receiving cards and sending cards.
   

4.Auxiliary Accessories

1. Signal cables, power cables, flight cases, spare modules, spare power supplies, mounting brackets and steel structure drawings.
   

5.Certification Requirements

1. Export certificates including CE, FCC, RoHS, UL, and confirm whether official documents can be provided.
   

2.Critical Commercial Contract Terms

1.Price & Incoterms

1. Unit price, total amount, tax condition, trade terms (EXW/FOB/CIF/DDP), responsible party for freight, packing cost and customs clearance fee.
   

2.Payment Terms

1. Deposit ratio, balance payment time node, L/C acceptance, supplier’s bank information.
   

3.Production & Lead Time

1. Production cycle, aging test duration, estimated shipment date, compensation rules for delayed delivery.
   

4.Inspection Standard

1. Support remote video inspection or on-site inspection; acceptable tolerance of dead pixels, color difference and brightness deviation.
   

5.Packing & Logistics

1. Packing material, quantity of flight cases, shipping method (sea/air), transit time, liability for damaged goods during transit.
   

6.Warranty & After-sales Service

1. Whole screen warranty period, covered spare parts, freight cost for replacement parts, free remote technical commissioning guidance.
   

7.Breach Clauses

1. Solutions and compensation standards for inconsistent parameters, dimension errors, excessive color difference and delayed shipment.