MacBook Air Specs
Screen size: 15.2"
Processor: 3.79 GHz 8-Core M3

Solid state flash drive: 512 GB
RAM: 16 GB
Built-In Graphics: 10-Core Apple-designed integrated GPU
Colour: Midnight MidnightMidnightMidnight

Condition
Battery: Battery has only 5 charging cycles with 100% of maximum capacity
Casing: Housing is in good condition with some imperfection like scuffs and scratches shown in the pictures uploaded
Screen condition: Display is in excellent condition 
Connectivity: All ports and connections work great, including wifi, BT, camera etc
Keyboard indeed keyboard backlight works without an issue

The MacBook comes with charger and MagSafe 3 cable