there prism,price positive and negative roatation funtions:Use electronic focus enlarge:accept DMX512 International digital info Attention!1,our factory win good reputation 2,every product has passed the CE and ROHS quality certification3,good quaility and good after- service:in detail,PLS Contact meTechnical reference1,voltage:AV100~240V/50~60HZ,2,Lamp:13.1V/7.5A/100~120WLED(America} 3,total ...