Here is a USB rechargeable torch that doubles as a mobile charger. The torch offers 50 lumens and is to light up for 5 hours with a fully charged 2200mAh battery. The device can also be used as a portable charger and it comes with six adapters for Nokia 3.5mm, Nokia 2mm, Sony Ericsson, Samsung, mini USB and USB.
This Rechargeable Torch measures 102 x 24 x 23mm and weighs 68g. It is priced at $32.