13 This device is a 13-inch MacBook Air from the M1 chip (late 2021) releases. Technical specifications based on the image: Model: MacBook Air (13-inch) Installed Operating System: macOS Big Sur version 11.6 Key features of this model: Processor: Apple M1 chip offers excellent and fast performance for daily and office tasks. Cooling: Fanless design, meaning a completely silent device during work. Battery: Excellent battery life of approximately 15-18 hours of work. Screen Size: 13 inches Processor Type: Apple M1