Smart Key is an intelligent shortcut key for android 4.0 above devices. As long as key is inserted into audio jack， you can use preset gestures to start your favorite functions quickly. Slim and Smart. Smart Key aims for providing fast and free interactive experience.<br> <br> Features:<br> Suitable for most Android 4.0 above smart phones.<br> Easy to operate， save more motions.<br> Tiny appearance， can act as dust plug.<br> Supports a key to unlock， turn on flashlight， take photos， record， accelerate， etc.<br> Easy to install.<br> <br> Note:<br> We can not guarantee support for all phones. Because all Android phone models are tested are not realistic， but theoretically， most Brand Android 4.0 above are supported.<br> Please follow the usage instruction when us this shortcut key.<br> <br> Functions:<br> A key to unlock.<br> Quick to turn on the flashlight.<br> Take instant photos.<br> Start voice recording.<br> Accelerate mobile phone.<br> <br> First installation and connection:<br> A. Insert smart key.(Hold the edge to insert)<br> B. Download APP and install it.<br> C. Setting the function you like.<br> <br> Specifications:<br> Brand: TimeR<br> Model: v2.0<br> Color: Silver<br> Material: Aluminium alloy<br> Item size: Approx. 1.55 * 0.5 * 0.5cm / 0.6 * 0.2 * 0.2in<br> Package size: Approx. 10 * 6 * 0.5cm / 3.9 * 2.4 * 0.2in<br> Package weight: Approx. 3g / 0.1oz<br> <br> Package list:<br> 1 * Smart Key<br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>