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Co-worker gave me a set of older (blue and yellow) Ryobi Tools. The batteries aren't in the best condition. Is it worth investing in the new lithium batteries? Can I charge them
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RYOBI ONE+ 18V Cordless 6-Tool Combo Kit with 1.5 Ah and 4.0 Ah Batteries, Charger, and Miter Saw PCL1600K2-P553 - The Home Depot
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RYOBI ONE+ 18V Cordless 10-Tool Ultimate Automotive Kit with (1) 2.0 Ah Battery, (2) 4.0 Ah Battery, Charger and (2) Bags PCL2000K3N - The Home Depot
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