Featuring 2-wire power & dimming, the A105/155 PowerLED fixtures easily replace existing legacy (halogen) spots negating the need to run extra wires. Integrated drive electronics eliminates the need for remote driver installation. Carefully designed optics result in fully blended illumination free of annoying artifacts or distracting hot spots. A robust thermal management system results in maximum life with minimal lumens depreciation over its expected working life (50,000+ hrs). A105/155 models offer single or bi-color dimming when paired with Imtra's single or dual channel PWM dimmer module. These models feature a low profile round bezel in polished stainless or white powder coat finish. The A105/155 PowerLED fixtures conveniently & firmly installs with self-adjusting stainless steel springs. Made in the USA and covered by a 5 year warranty!