This crank light is made of ABS material, and the size is 3.94″ x 1.97″ x 0.98″. What’s more, this light does not require batteries! Just press the handle for 1-2 minutes and it will give you approximately 30 minutes of non-stop light. How great is that? The hand pressing key can also be locked when not in use. Environmentally friendly, this crank light can come in very handy in power outages or other emergency situations, or to just keep at home on the mantlepiece as a decoration when not in use.