- Equipped with a built-in lithium battery, this device operates continuously for up to 4 hours, ensuring extended usability for various tasks. - Features a 4.3-inch high-definition LCD screen that provides clear visibility of intricate details, enhancing your observation experience. - Adjustable high-brightness LED lights offer optimal illumination with an impressive lifespan of up to 100,000 hours, allowing for long-term use without frequent replacements. - Dual power supply mode lets you choose between using the rechargeable lithium battery or an alternative power source, providing flexibility in different environments. - Designed with professionalism and practicality in mind, its sleek appearance makes it easy to carry and user-friendly, suitable for both casual and professional settings. - Ideal for a variety of applications including laboratory experiments, educational demonstrations, sample observation, and eyepiece protection for enhanced clarity and safety. - Its compact size and lightweight design make it a perfect companion for teachers, students, and researchers who require reliable equipment for detailed analysis.