The iPow external battery case has launched in the UK, on sale with TwistedCarbon.com.
The leather flip case protects your device whilst the integrated battery doubles the power capacity.
The case also incorporates mini stereo speakers so you can enjoy your music on the go at double the volume the iPhone's speakers offer.
Compatible with the original Apple iPhone, the integrated lithium-ion battery can be simultaneously recharged with the phone.
The case fits to the iPhone with a camera hole and magnetic flip catch and weighs 98 grams.
The iPow is priced at £49.99 and is available from selected high streets stores and www.twistedcarbon.com.