Experience precise and reliable optical power measurement with this advanced Optical Power Meter, model TL537A, designed for efficient communication engineering maintenance. Crafted from durable ABS material, this meter offers plug-and-play convenience with no warm-up time required, allowing for immediate and hassle-free operation. Key Features: · Plug and Play Operation: Ready to use instantly without any warm-up delay, enhancing work efficiency and user convenience. · Accurate Measurement: Provides highly accurate power readings with an accuracy of ±0.35dB and ±1nW, supporting relative power calculation and calibration functions for precise diagnostics. · Wide Power Measurement Range: Measures optical power from -70dBm to +10dBm at 1550nm, suitable for diverse testing scenarios. · Multi-Wavelength Compatibility: Supports six standard wavelengths (850, 1300, 1310, 1490, 1550, 1625 nm), covering most communication engineering and fiber optic maintenance requirements. · Long Battery Life: Low power consumption design enables up to 100 hours of continuous operation and approximately 230 hours of standby time, ensuring extended usage without frequent battery changes. · Compact and Lightweight: Portable ABS construction makes it easy to carry and handle, ideal for fieldwork and on-site testing. · Joint Type: Compatible with InGaAs detectors for enhanced sensitivity and reliability. Specifications: · Item Type: Optical Power Meter · Model: TL537A · Material: ABS · Power Measurement Range: -70 to +10 dBm (at 1550 nm) · Standard Wavelengths: 850, 1300, 1310, 1490, 1550, 1625 nm · Operating Wavelength Range: 800 to 1700 nm · Accuracy: ±0.35 dB, ±1 nW · Continuous Working Time: 100 hours · Standby Time: About 230 hours · Power Supply: Requires 2 x AAA batteries (not included) Package Includes: · 1 x Optical Power Meter TL537A This Optical Power Meter is an essential tool for professionals seeking accurate, reliable, and convenient optical power testing. Its broad wavelength support, long battery life, and user-friendly design make it perfect for communication system maintenance and fiber optic troubleshooting.