Everything is working fine.
Easily lasts a full day on a single charge. With a 4000mAh battery
3/32 storage, this is one of Xiaomi's best phones!
Snapdragon 636 processor.
Inspect it as much as you want, NID or student ID card can be given as security. No issues, everything can be checked and verified before taking. No bargaining, fixed price 5000.