... mini night light1. High quality fiber, 100% Japan imported key material, only 2% light losses per feet, and Max. transmission distance 60M2 ... a hotel, KTV, bar, a public building and apartment, etc.2.Also for large screen optic fiber display.3.Besides, signal ... 1.50 ≤2500.5 -50~+70 700 YO-DF-2000 2.00 ≤2500.5 -50~+70 350 YO-DF-25000 ... 2.50 ≤2500.5 -50~+70 200 YO-DG-3003.00 ...