After several years of research and development Maxigrow are proud to release the DigiLight range of digital/electronic power packs. These units have had rigorous in house testing and proven reliability in the field that ensures quality and reliability. All units are wall mountable and feature the following: Soft start up = longer lamp life, Silent operation, RF Shielded, Can run Sodium or Metal Halide, low start current, rubber mounting feet, light weight. Lamp distance up to 30m. 2 Year Guarantee