The Hensel 1494 Battery Drawer with Lithium Battery for Porty Premium gives the photographer in the field a 60% lighter option to the model 1497 standard lead-gel Porty battery. Weighing in at only 3.3 lb, the 1494 battery provides 30% faster recycling as well as greater flash capacity in a leak-proof case. In the case of this battery less is definitely more. And you won't need a new charger either, just use the charger that came with your Porty Premium.