This is a Tetra LED Power supply driver to run any 12v GE Tetra product. Tetra is the latest technology for sign lighting and is used all over the world. It supports Tetra miniMAX, Tetra MAX, Tetra PowerMAX, Tetra PowerStrip and Tetra miniStrip LED Lighting Systems. It features class 2 wiring per NEC arcticle 725 (SELV). It is suitable for inside and outdoor use due to its IP66 rating and extremely long average life at over 50,000 hours. Input minimum voltage 194v - 264 (typical 220-240v). The environmental running temperature should be between -25°C - +50°C. This driver comes with a 5 year warranty when used with GE LED Tetra Modules. Product dimensions: 5.2 in. x 1.6 in. x 1.2 in. (133 mm x 30.5 mm x 40 mm).