Because fast charging generates a lot of heat, the Ridgid two-bay charger uses a fan to cool the packs.
Because fast charging generates a lot of heat, the Ridgid two-bay charger uses a fan to cool the packs.

I recently had the chance to check out Ridgid's new 18-volt four-piece cordless combo kit, model #R922. The kit includes a cordless drill with hammer function, 6 1/2-inch circular saw, reciprocating saw, flashlight, two-bay battery charger, and two batteries, all packed in a heavy-duty nylon bag. While the Ridgid name has been around plumbing circles longer than copper tubing, the manufacturer is new to the cordless power tool industry, so I was interested to test these.

The charger is beefy, measuring 9 by 7 inches by 5 inches high. It allows you to charge two batteries simultaneously and has self-diagnostic electronics that test the charger and pack every charging cycle. Compared to the single-hole, one-light charger included with my other cordless drill, it struck me as big and cumbersome. The manufacturer...

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