2, The user easily lost goods and valuables tied together, so as to realize the anti lost! Positioning function, to remove your worries.
3, A key to take pictures, remote remote control, you can let you more easily for the self and vision.
4, Set the distance less than 25m (no obstacle).
5, It is suitable for the range: mobile phone, key, wallet, children, pets, luggage, pets and other appendages.