Bosch EasyChain 18V-15-7 Cordless Chainsaw, Classic Green - Worldshop
Bosch battery 18V PowerPlus - The latest generation - YouTube
2Units 18V 3.5Ah Lithium-Ion Battery Pack Replacement for Bosch 18V Home And Garden Tools for Power4All PBA 18V - AliExpress
Bosch Genuine GREEN P4A 18v Cordless Li-ion Battery 2.5ah and 3A Fast Charger | Battery Packs
Bosch Cordless Saw Advanced Cut (2.5 Ah Battery 18 Volt System, 18 In)(the plug charger is EU, if used in USA needs a plug adapter for the charger) - Amazon.com