Gravitylight logo

GravityLight™ is an innovative device that generates light from gravity.

It takes only 3 seconds to lift the weight that powers GravityLight creating 25 minutes of light on its descent.


GravityLight's mission

To develop & provide clean, reliable and affordable light, anytime, that enables people to break free from the economic, health and environmental hazards of kerosene lamps.

1.3 billion people worldwide don’t have access to electricity, with the majority relying on kerosene for lighting. See how you can help eradicate the harmful and damaging effects of kerosene here.

Installation guide

Learn how to install the GravityLight and SatLights and download a digital copy of the User Guide.

Installation guide


Where can I buy a GravityLight? Can I sell/distribute it? How does it work? Can I be part of the user trial? How can I contribute?

Find the answers

The Journal

Hundreds of GravityLights are being tested in 25 countries around the world and you can find the first pictures here.

Field Trial Gallery

Thank you!

A big thankyou to Precision Microdrives for their top quality pro-bono work: helping us profile our generator for optimum efficiency and performance!

What else are they saying about GravityLight?


GravityLight © 2012-2013
All rights reserved. Contact us.


Entypo pictograms by Daniel Bruce Google+