The Flex Charger is compatible with most cylindrical rechargeable Lithium-ion and NiMH batteries. It doesn't matter which direction you hook up the Flex charger, it will determine the (+/-) polarity on its own.
Battery not included. Do not use with non-rechargeable batteries.
The world is full of stuff. Prometheus Lights cares about each product they make, and everything that comes out of their shop is made to last. The goal is simply creating the finest products on the planet. Less, but better.
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