Abstract: A pocket lamp (1) comprising a housing (10) which is penetrated by a luminous element (11) and in which a control electronics system and a rechargeable energy storage unit (71) are arranged. The housing (10) is also penetrated by a light collector (12) for supplying the energy storage unit (71) with energy and is embodied in a single cast piece in the form of a monoblock. The inventive pocket lamp is robust and rechargeable. It is suitable for use as a key ring.