Bosch PROFACTOR 18-Volt 8 Amp-Hour; Lithium-ion Power Tool Battery Charger (Charger Included) in the Power Tool Batteries & Chargers department at Lowes.com
Bosch Professional GWS 18V-7 06019H9005 Cordless angle grinder 125 mm incl. spare battery, incl. case 18 V 4.0 Ah | Conrad.com
Bosch GBA18V40 18V Lithium Ion Battery for sale online | eBay
Professional 18V System: Many brands. Many tools. One battery system. - YouTube