var blinkerlib = require('blinker');
var blinker = blinkerlib.use(tessel);

// turn blue on, then off
blinker.blue.on();
blinker.blue.off();

// blink 3 times default duration (100 ms)
blinker.red.blink(3);
// blink 3 times default duration (50 ms)
blinker.red.blink(6, 50);