Mini 4 In 1 Optical Power Meter, Visual Fault Locator Network Cable Test, Optical Fiber Tester 5km 15km 30KMVFL

Size 112mm*66mm*30mm Connector Type SC/FC/ST Model Number YYS-OP50 Wavelength range 800nm~1700nm Power measurement range -70~+6/-50~+20 Operating temperature -10~+60℃ Storage temperature -30~+70℃ Automatic shutdown time 10 mins Battery continuous working time 72 hours