Display
Vibrant colors (no dullness and discoloration)
No dead pixels
Without stains
No dust under the screen
Fully working sensor
True Tone
Camera
Main camera (all modes)
No stains on the main camera
Front camera (all modes)
Focusing
Flash
Record video on the main camera
Record video on the front camera
Audio
Microphone
Speakers (upper and lower)
Without extraneous noises and crackles
Security
Face ID
Not R-Sim (works with all operators)
Not stolen (checked on the database of the Ministry of Internal Affairs of Ukraine)
Sensors
Proximity sensor
Accelerometer
Compass
System and data
All accounts deleted
All data is cleared
Reset to factory settings
External condition
The body is not bent
The SIM card holder is not damaged
Internet and communications
Wi-Fi
Mobile Internet (LTE)
SIM card
Bluetooth
Charging
Accepts charger
Wireless charging