Cheap And Discounts 980EXP-D28 OTDR Reflectometer Mini Pro 1310nm 1550nm 28/26dB Fiber Optic Tester Instrument with OPM OLS VFL Touch Screen SC FC Wholesale. Buy Directly From Merchant NOMEolvide Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.