14.4V 4.8/6.8/9.8/12.8ah Rechargeable Lithium Ion Battery for Bosch 14.4V Backup Battery Portable Replacement,BAT607G,BAT614G - AliExpress
Amazon.com: Wal front BAT607 Rechargeable Lithium Ion Ni-Cd Battery Replacement 14.4V for Bosch Cordless Power Tool Cordless Drill(4000mah) : Tools & Home Improvement