A light assembly includes an electrically powered light source, a hand-powered electric dynamo and a rechargeable battery. The hand-powered electric dynamo has the capability to power the light source and recharge the battery. A fastener is used to detachably mount the light source, dynamo and battery to the user. In providing the user with a detachably mounted light assembly having the capability to recharge the batteries thereon, a more reliable light source is provided for the user working under extreme and often dangerous conditions.