1pc 3 in 1 Function Fiber Optic Tester Portable Optical Power Meter (FC/SC/ST) & VFL 1mw Visual Fault Locator & LED, OPM & VFL Fiber Optic Tester, Range: (-70) dBm ~ (+10) dBm Number of Items:1 and 10 packs for convenient

and 10 packs for convenient and cost-effective options

Please note: YoLink Motion Sensor does not alarm or chime

Pulling the trigger for hundreds of times won't make your hand ache

whether you're looking for improved digestive health

Can also be used on animals without any restrictions

1pc 3 in 1 Function Fiber Optic Tester Portable Optical Power Meter (FC/SC/ST) & VFL 1mw Visual Fault Locator & LED, OPM & VFL Fiber Optic Tester, Range: (-70) dBm ~ (+10) dBm Number of Items:1 and 10 packs for convenient1pc 3 in 1 Function Fiber Optic Tester Portable Optical Power Meter (FC SC ST) & VFL 1mw Visual Fault Locator & LED, OPM & VFL Fiber Optic Tester, Range: ( 70) dBm ~ (+10) dBm Product Features 3 in 1 Function Optical power meter & 1mw Visual Fault Locator (VFL) & LED Lighting. It Needs 2 x AAA Batteries.(Note: Batteries Not Included in package) Advantages10 minutes without operation, the device will automatically shut down; 500 sets of data storage;