Give your next camping trip a brightness boost with this led lantern r r if you love the great outdoors youll be glad of a gadget that does its job without needing a plug socket the vonhaus 4 in 1 dynamo lantern makes a brilliant travel companion the lanterns self powered dynamo charged battery means youll never run out of power as long as youve got the strength to turn the dynamo youll have a light source for as long as you need it r r where other lanterns stop working as soon as