GravityLight is unique - it doesn't need batteries or sunlight and costs nothing to run.
It takes seconds to lift the weight that powers GravityLight creating 20 minutes of light on its descent.
Instant light, any time
It takes just a few seconds to lift the weight that powers GravityLight. There's no need to charge in advance, it's ready when you need it.
With no running costs
Meaning that GravityLight pays for itself within weeks of switching from a kerosene lamp.
No sun or batteries needed
No batteries mean that GravityLight can be stored indefinitely, without the risk of batteries degrading.With no need for the sun, it can be used whatever the weather outside.
Find out more about how it works.