The World Record of ‘smallest emergency phone charger’ has been achieved Devotec Fuel Micro Charger.

The Devotec Fuel Micro Charger is the smallest emergency phone charger with dimension of 1.3 x 0.9 x 0.5 inch, the 220 milliAmp hour battery canl 20 to 30 minutes extra talk time, or up to a few hours more standby.