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How much energy does LED save ? LED vs. Incandescent bulb equivalent 2 24 January 2023 at 11:49 AM
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Bulb comparison - How efficient are the most energy saving bulbs ? 2 17 September 2022 at 10:54 AM
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Charge laptop with power bank - power banks for laptops ? 2 10 October 2020 at 12:57 PM
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What power bank USB port to use to charge phone - 1A or 2.1A ? 3 7 October 2020 at 12:43 PM
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Compact fluorescent lamp wattage equivalents to classic bulb 2 29 August 2020 at 04:02 PM
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