Specifications: Bluetooth connection, you can remote control the phone/tablet camera shutter, very convenient and easy to use.
Type: Remote Shutter Material: Plastic Receiving Distance: 5-10m Sending Frequency: 2.4GHZ-2.4835GHZ Bluetooth Version: Bluetooth 4.0 Applies to: for Android/iPhone/iPad Battery: 1 x Button Battery (Included) Features: Wireless, Remote Shutter, Selfie, Portable Size: 5cm x 3cm x 1cm/1.97" x 1.18" x 0.39" (Approx.)