The Li-Ion 50Ah/24V Portable Battery Pack BP-006 is a great choice for overcurrent and short circuit protection. With a long cycle life, this battery pack is perfect for powering your portable radio or other electrical devices. The lithium battery pack is also a great choice for backup power supply. This portable battery pack features overcharge and overload protection to keep you and your devices safe. Battery Size: 150 x 100 x 100 mm.