Smart Float APP is used to connect Smart Fish Float which is produced by Shenzhen IE Coming Technology Co., Ltd. It connects to Smart Fish Float by Bluetooth. Smart Float APP that improves fishing function will also be compatible with iOS system.How it works:Fishing at nightAt night, angler can turn on the light at the top of fishing float. When fish get the fishhook, the float will flash and Smartphone will warn. Angler enjoys the pleasure of getting fish easily.Smartphone monitorSmartphone can monitor the fish float by bluetooth. A angler can adjust the float sensitivity according to different kinds of fish and water condition by using APP.