TL537 Mini Handheld Optical Power Meter — 6-Wavelength Fiber Tester for FTTH, Easy Use

Small, lightweight handheld meter designed for comfortable one-handed operation. Equipped with a universal 1.2.5mm interface for broad connector compatibility. Supports 6 different wavelengths for versatile fiber testing applications. Compact form factor makes it ideal for FTTH work. Powered by 2 * AAA batteries and engineered for low power consumption to prolong battery life.