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Preshipment Inspection > Table Floor Fluorescent Lamp Shade Lighting LED Night Light Bulb Tube Curtain

As an third party quality inspection company, what do we check for lighting products like: Table Lamp, Foor Lamp, Fluorescent Lamp, Lamp Shade, LED Light, Night Light, Light Bulb etc.?

  • Product specs, and special requirements check
  • Measurements & sizes check
  • Aesthetic, visual defects, workmanship, surface and function check
  • On-site safety, regulation & function testing
  • Packaging, safety and drop tests
  • Quantity & assortment verifying
  • Labels, markings, logos & barcodes check
lighting quality assurance

Please find below for a sample checklist of a QC check inspection for LED lights:

Perform function test according to the purpose II The lights should burn immediately once switching on, on/off switch must be smoothly PASSED 
Check the specification of the bulb S2 length and diameter
power consumption check.(After burning 20mintues,and then perform this test)
Perform a color temperature check(After burning 20mintues,and then perform the test ) N/A 
Lumens check(20mintues later) FAILED
Visible variation in the color check-20pcs(Place all these testing sample and approved sample in an array and check no visible variation ) PASSED
Internal check-1pc per item (taking photos to the component which must follow the client’s specification, and then writing all the component specification) PASSED
Perform hi-pot test :1250V /min for US market ,and for Eurpean should be 4000/min PASSED
Perform torque test for lampholder -3pcs per item (For the torque test 1 minute, use a force of 4.0NM for E40;2.0NM for E26,E27;1.2NM for E14,E15(except candle type);0.5NM for E10 lampholder and E14 and E15 candle lampholder---duirng the test no loosen for any parts PASSED
Life test during the whole inspection period-3pcs per item (abnormal feature not allowed) PASSED
Compare with approved sample –II PASSED
Printing and rating label check-S2 PASSED
Perform number matching check between package and unit –S2
such as serial number. batch number and so on

3rd party preshipment products goods factory onsite inline final Random AQL PSI TPI FRI DUPRO third party on-site in-line pre-shipment QA QC check quality control assurance inspection services in China India Vietnam Thailand Malaysia Bangladesh Taiwan.