Pilot, self-timer for selfie photos. Allows remote shutter release on smartphones or tablets. Product Features: - Compatible with Android 4.2.2 and iOS 6.0 or newer - Communication: Bluetooth 3.0 - Transmission frequency: 2.4GHz ~ 2.4835GHz - Range: 10m - Power supply: lithium battery CR2032 - Dimensions: 48x30x10mm - Weight: approx. 8g Step by step: - Turning on the device, e.g. smartphone - Connecting/pairing the device with a remote control via Bluetooth - Launching the device's camera - Pressing the button on the remote control to take a photo