All you need to take your party to the next level - Party Lights App! +Calculator - work out meal taxes, split that bill, enjoy your party! +Tap screen to get Navigation Get a group of friends to download the App and have fun creating synchronized flashing lights + light display at a concert + find a friend in a crowd + disco lights at a party + just have fun at a rave The App uses Bluetooth (BLE) to communicate with other devices that have the App.