Metabo - 5.2 Ah battery pack promotional video

5.2 Ah - The strongest battery in the world with the longest run time.
Great freedom: Drive in screws, drill holes, saw, cut, grind, polish and illuminate with 5.2 Ah for even longer - completely without cable

The Ultra-M Technology
The Ultra-M Technology stands for the ideal synchronisation and perfect communication
between machine, battery pack and charger. Such efficiencies give you many working
advantages.