Details:
The Green Science Eco-Tech Bulb is a dual-powered generator that transforms gravity or hand motion into electrical energy. the technology inside your bulb doesn’t require sunlight, oil or a battery to work, making it cheap to run and environmentally friendly. Follow the illustrated instructions to assemble the motor, gearbox and handle to power up this brilliant bulb and light up your surroundings.
Once assembled, press the button on the side of the crank handle to switch between manual mode and gravity power.
With almost a billion people in the world still living without a reliable source of energy, this could be a game-changer for lighting up the future. The award-winning 4M Green Science Eco-Tech Bulb can be powered up as a lamp or torch using gravity or hand-powered.
Children can power up this ingenious overhead lamp with gravity to light up their surroundings. Or, simply bring it with you and crank the handle to create a dynamo torch