For Used Samsung test standards:

A/B Grade: Fully Functional OEM Samsung Phone C Grade: Cracked Glass D Grade: Bad LCD, Aftermarket LCD, No Power, Water Damage, No Severe Bend Note: Samsung Phone With Service Locked Will Be Deducted $10-$20 Please click HERE to check more...

For Used non-icloud iPad test standards:

A/B Grade: Fully Functional OEM iPad C Grade: Cracked Glass  D Grade: Bad LCD, Aftermarket LCD, No Power, Water Damage, No Severe Bend. Please click HERE to check more details.

For iCloud iPad test standards:

A/B Grade: Fully Functional OEM iPad. C Grade: Cracked Glass. D Grade: Bad LCD, Aftermarket LCD, No Power, Water Damage, No Severe Bend. Please click HERE to check more details.

For iCloud iPhone test standards:

A/B Grade: Fully Functional OEM iPhone C Grade: Cracked Glass D Grade: Bad LCD, Aftermarket LCD, No Power, Water Damage, No Severe Bend Missing LCD: Only LCD Is Missing, Other Accessories Are Complete. Please click HERE to check more...

How do you test the items?

For mobile phone screen test standards: A/B Grade: Fully functional OEM LCD with few dead pixels or small backlight problem. C Grade: Fully functional OEM LCD with big dead pixels, big backlight problem, small (yellow/gray) color marks or be changed glass. D Grade:...