🔧 Elevate Your Testing Game with ORIENTEK! Stay productive with a built-in lithium battery lasting over 8 hours. Intuitive GUI for quick and easy measurement results. Touch and key functionality to suit every user's preference. Operate effortlessly in both English and Spanish. Experience seamless navigation with a 5.6 inch TFT LCD touch screen. Wavelength: 1310/1550nm Dynamic Range: 32/30dB Battery Life: 8+ hours The ORIENTEK TR600 OTDR Series is a cutting-edge optical time-domain reflectometer designed for both single-mode and multi-mode applications. With a dual wavelength of 1310/1550nm and a dynamic range of 32/30dB, this device ensures precise measurements. Its user-friendly 5.6 inch TFT LCD touch screen and bilingual interface enhance usability, while the robust lithium battery provides over 8 hours of operational life, making it an essential tool for professionals in the field.