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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Remove the old battery and replace with new 9V battery
Battery life: more than 3 years
so set the jumpers to 4X
0V at 25°C (77°F) Temp
feature: easy adjustment of channel selections will stop interference from neighbours who have a similar Door Chime
NF904S-5MW - VISUAL FAULT LOCATOR FOR FIBRE - BREAKAGE LIGHT 5MW SILVER - DOSS 106-305S Remove the old battery andThe NF 904 VFL is a compact but powerful Visual Fault Locator, used to find sharp bends & breaks in jacked or bare fiber. It could also be used to identify the connectorsin patch panels and fibres during splicing operations. Features Breakage and winding testing End to end fiber recognition Pulsed and CW operation 2. 5mm universal connector Rugged and weatherproof design 5mW Output Power Specifications Model NF 904B 05 (Black White) Wavelenth (nm)
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