Amazon.com: Synergy Digital Power Tool Battery, Works with Ryobi BID-1410 Power Tool, (Li-Ion, 14.4V, 4000 mAh) Ultra High Capacity, Compatible with Paslode B-1415L Battery : Tools & Home Improvement
Amazon.com: RYOBI ONE+ HP 18V Brushless Cordless Compact 1/4 in. Right Angle Die Grinder (Tool Only) : Tools & Home Improvement