This optical fiber power meter offers fast and accurate measurements of 8 standard wavelengths (800, 850, 980, 1300, 1490, 1550, 1625, 1700 nm) with a power testing range from -70dBm to +6dBm. No warm-up time is needed; simply plug and play for convenient use. It features relative power calculation and calibration functions. The meter includes memory function, backlight options, wavelength memory, and user calibration for added convenience. Its compact and portable design makes it ideal for on-the-go testing. It supports universal FC, SC, and ST interfaces and has a low battery indicator. Supports SM and MM modes, dB, dBm, and nW units, automatic shutoff, and frequency detection. Specifications: Item Type: Optical Fiber Power Meter Material: ABS Wavelength Range: 800-1700nm Standard Wavelengths: 850, 980, 1300, 1490, 1550, 1625nm Connectors: FC, SC, ST Power Measurement Range: -70~+6dBm Auto-Off Time: 10 minutes Battery: 2 x AAA rechargeable lithium batteries (not included) Package Includes: 1 x Power Meter 1 x Hanging Rope 1 x User Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store