GrillnGo is a new wireless cooking thermometer for your Smartphone. With a build in Bluetooth low energy chipset, which transform your phone into a real time wireless cooking device. Simply download the free GrillnGo app from APP STORE to start your cooking experience. GrillnGo also works as stand alone cooking thermometer. Features: Works on Bluetooth 4,0 SMART ready devices. REMEMBER THAT CONTINUOUS USE OF BLUETOOTH, WILL REDUCE BATTERY TIME ON YOUR DEVICE.