Specification:Material: SteelExtend range: 22cm to 93cmCameras interface: Universal 1/4 ScrewRemote Control ShutterPocket-size, convenient to carryCompatible with Phones and Tablets with android 4.2.2 OS or newer and iOS 6.0 or newerBluetooth Version 3.0Transmit frequency: 2.4GHz - 2.4825GHz

Specification:Material: SteelExtend range: 22cm to 93cmCameras interface: Universal 1/4 ScrewRemote Control ShutterPocket-size, convenient to carryCompatible with Phones and Tablets with android 4.2.2 OS or newer and iOS 6.0 or newerBluetooth Version 3.0Transmit frequency: 2.4GHz - 2.4825GHzCommunication distance: 10m (30ft)Battery: 1 x CR2032(Included)