Spark Lamp is a solar powered lamp which allow you to monitor your energy usage. It can trackk your energy usage by the color change LEDs. Greens for a better energy saving, yellow for normal usage and Red for exceeding usage.
Spark Lamp by Beverly Ng
The shape looks like a potted plant, which have a solar panel at the plant branches and become a lamp when you flip it back. You can charge it when daylight and use the energy when day getting dark.
“…it could be an excellent way for busy Swedes to keep track of their energy consumption with minimal effort.”
– by Cleantechnica
(Solar powered lamp tracks Home energy consumption via CleanTechnica)
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