New Trent iTorch IMP52D is the improved version of new trent’s best selling iPhone iPad external battery: iFuel IMP500. The durability of iTorch IMP52D has been greatly improved. The size of iTorch is 15% smaller than the ifuel IMP500, while the capacity has been kept the same: 5200mAh. With 10 months’ product warranty from idealpoint, you will have a peace of mind when you purchase iTorch IMP52D. New Trent iTorch iphone ipad external battery pack is made with exceptional quality components: top notch battery cell with the highest quality chips and best charging efficiency.