const common = require('keytimer-com.js'); Bangle.loadWidgets() Bangle.drawWidgets() Bangle.setLocked(false); Bangle.setLCDPower(true); let brightness = 0; setInterval(() => { Bangle.buzz(200); Bangle.setLCDBrightness(1 - brightness); brightness = 1 - brightness; }, 400); Bangle.buzz(200); function stopTimer() { common.state.wasRunning = false; common.state.running = false; require("Storage").writeJSON(common.STATE_PATH, common.state); } E.showAlert("Timer expired!").then(() => { stopTimer(); load(); }); E.on('kill', stopTimer);