MC505LL/A and MC503LL/A were released on 20 10.
MC968ZP/A, MC969ZP/A, MC965ZP/A and MC966ZP/A are published on 201.
20 1 1 inch MacBook Air(MD223, MD224) and 13 inch MacBook Air(MD23 1, MD232) were released in 20 12.
In 2003, 20 1 1 inch macbook air (MD71,MD7 12) and 13 inch MacBook Air(MD760, MD76 1) were released.
Extended data:
operating environment
Voltage: 100 to 240 volts AC.
Frequency: 50 to 60Hz Working temperature: 10℃ to 35℃ (50 F to 95°F).
Storage temperature: -24℃ to 45℃ (-13 f to113 f).
Relative humidity: 0% to 90%, non-condensing state.
Maximum working height: 3000m (10000ft).
Maximum storage height: 4500m (15000ft).
Maximum transport height:10667m (35,000ft).
Baidu encyclopedia -MacBook Air