A portable light has a cavity configured for receiving the electrical power source and has an opening between the cavity and exterior to the portable light. A contact assembly in the cavity has an asymmetrical keying feature in a predetermined orientation ...

The lighting unit (1) has a base module (4) installed in a commercial device box and has a converter and a control unit. A light-emitting module (20) has a LED lamp (24), a plug connector receptacle (22), an electrical energy store (26) and an activation u...

A flashlight battery charger is revealed. The flashlight battery charger mainly includes a rechargeable battery with a socket mounted in a flashlight and a charger. The rechargeable battery is charged by the socket connected with a city power system. After...