Amazon.com: Compatible with Bosch 12 Volt Lithium ion Battery 4.0Ah 4000mAh Suitable for 12V Li-ion Electrical Tools Replaceable Batteries : Tools & Home Improvement
12V 6.0Ah Battery for Bosch Professional Battery 6.0Ah 10.8V BAT420 BAT411 BAT412A - Walmart.com
6X 10.8V 4.0AH Battery For Bosch 12V GBA 1600Z0002Y GSR GSA BAT410 1607A3506F | eBay