RollerFeeder squirrel powered.

Guaranteed squirrel proof
solution
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Entertaining mechanical design spins
squirrels without batteries or motors - the squirrel is the battery &
motor.
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Spins year-round, in any temperature,
-40 or over 100F without failure.
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Environmental, nothing goes to landfill,
zero
energy use.
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Motor driven, battery powered,
weight activated.
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Requires either periodic battery recharge, battery pack
exchange, or replacing/discarding spent batteries.
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Rechargeable battery pack or power stick cost up to
$20-$50.
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Ongoing cost for throw away batteries or charging.
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Requires monitoring battery "useful
charge-life".
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Severe temperatures impact batteries useful life-span
or useful charge.
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