zeus30001 I ZERO ONE ZEUS VISION · Main Frequency : 400, 500KHz · Power Source : 100-240V~ 5060Hz · Protection Class : Class 1, Type CF · Dimension(WxDxHmm) : 388×410×160Upgraded ZEUS-400300200 electrosurgical unit. Engineered with state-of-the-art technology for universal surgical applications.