Use your smart phone to control your table lamp! (Arduino + Android Bluetooth Home Automation)
Well, I gotta confess I have a very bad memory, I always forget to turn off those lights somewhere in my room when I go bed, and I'm too lazy to get up to turn them off, especially in those freezing winters. After I wrote this app on Android devices to teach my foreign friends Chinese swear words....By: rshang
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[original story: Instructables]