Energizer

Energizer ‘D’ rechargeable battery cracked open: cheaper, low-power AA lurks inside

Energizer ‘D’ rechargeable battery cracked open: cheaper, low-power AA lurks inside

For most people, a battery is a mysterious little pack of magic, containing the juice that makes our gadgets flash and bleep (and then run out just when we really need them).  For Energizer, it seems, batteries are an opportunity to perform some mild deception: it turns out that inside the chunky, D-sized casing of an Energizer rechargeable is a spacer-clad sub-C cell AA battery offering far less power than you'd expect.

Update: Commenter huskyboy1978 points out that's not an AA battery, but a production-sized sub-C cell.

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