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A Manual Treadmill Requires No Electricity and Costs Less A manual treadmill that is flat does not require electricity and is less than a motorized model. These machines are still strong enough to run and walk despite the absence of fancy features. There are great bargains to be had in January, when retailers take advantage of fitness resolutions. You can also get discounts year-round on models that have been discounted from their original price. Motor Vehicles The motor of