I’m looking for laptop with requirements as below..

Budget: below RM3000
Usage: net-surfing, download, youtube and normal usage, word processing, watching movies & maybe simple games, no heavy games....
Preferred OS: Windows 7
Size: 13” or 12” or 11”, (light weight & portable)
Specs : CPU with better cooling/ no heat problem/ good battery life/ energy efficient
Life expectancy : Hope it will last at least 5 years..

Any recommendations? Thanks in advance!