import CountDown from 'react-native-countdown-component'; render() { return ( <CountDown size={30} until={1000} onFinish={() => alert('Finished')} digitStyle={{backgroundColor: '#FFF', borderWidth: 2, borderColor: '#1CC625'}} digitTxtStyle={{color: '#1CC625'}} timeLabelStyle={{color: 'red', fontWeight: 'bold'}} separatorStyle={{color: '#1CC625'}} timeToShow={['H', 'M', 'S']} timeLabels={{m: null, s: null}} showSeparator /> )}