Check the listing for details. Vintage Cool-Lux Micro-Lux 12 Volt Portable Lighting Unit Case, Light, Shoe. Condition: Used. Listed at 55.00 USD. This vintage Cool-Lux Micro-Lux 12 Volt portable lighting unit is a must-have for any photography enthusiast. With its compact size and lightweight design, this unit is perfect for on-the-go shooting sessions. The unit provides continuous lighting and comes with a case with key, light, spare bulb and camera shoe attachment. The Cool-Lux brand is known for its quality products, and this unit is no exception. It features a 12 Volt power supply and is equipped with a variety of features, including portability and a continuous lighting option. This unit is perfect for those who are always on the move and need a reliable lighting source. Battery does not hold a charge. Can be replaced on Amazon for $19.49. Thanks for looking at my ad. DonC.