LED electronic fluorescent screen, phosphor display screen Product specification*Material: armoured glass+PVC frame(optional), ... *60 (optional)*Power: AC110V-240V/DC12V, 0.5-2A*LED life: 50,000-100,000h* power supply sources: AA ... 30 kinds LED flashing modes and flashing speed adjustable* More detail information please contact the salesman LED electronic fluorescent screen, phosphor display screen