Of course its usefulness depends on being able to access a re-charging unit which can take between two and a half to eight hours.

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She said the Public Carriage Office and congestion charging unit made regular checks on licensed vehicles to "ensure they are being used for the purposes for which they were licensed".

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Boeing has also proposed several solutions to prevent the battery malfunction, including limiting the voltage range to reduce the energy in the batteries, adding four additional tests for the batteries, and changing the charging unit.

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In 10 hours of daylight charging the unit gathers up to 20 hours worth of battery power for use in the low-power 8 LED mode, or 10 hours of life if used in 16 LED mode.

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The business unit makes money by charging a fee for serving as the custodian of financial assets on behalf of institutional investors such as mutual funds, insurance companies, foundations, endowments and other investment pools.

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The integrated system incorporates both the energy production capacity of UGE's 4K wind turbine and the EV charging capability of the GE Durastation in a single unit, with all required electrical systems located within the tower.

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This little brother to the bedside unit lacks a display, consisting solely of a headband charging base.

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