GJOPU LED Eye Chart Light Box, Vision Test Chart with 2 Eye Charts, LED Light Source, Uniform Lighting, 2 Power Supply Modes, Accurate Measurement, Magnetic Attraction On All Sides, for Optometry

GJOPU LED Eye Chart Light Box, Vision Test Chart with 2 Eye Charts, LED Light Source, Uniform Lighting, 2 Power Supply Modes, Accurate Measurement, Magnetic Attraction On All Sides, for Optometry

• 【Eye Chart Light Box】The product provides 2 display modes: horizontal and vertical, which can not only meet the needs of professional eye examinations, but is also a unique wall decoration that can add artistic flavor to the space.
• 【2 power supply methods】The device supports 2 power supply methods: battery and power adapter. Please note that to prevent short circuit, the battery must be removed when using external power supply. This design can be easily carried out anytime and anywhere.
• 【No Glare】The product relies on precision printing technology to achieve clear and durable fonts, and the overall solidity and resistance to fading. The equipped frosted panel light box is easy to clean and maintain and has strong practicality.
• 【Clear writing】The product uses high-tech panels to ensure its strong and durable characteristics, and high-quality crystal LED lamp beads ensure uniform and glare-free comfortable lighting, which together ensure excellent product quality and user experience.
• 【Scope of application】This product is an ideal professional gift for optometrists, ophthalmologists and other professionals. It is also very suitable for students, families, offices and schools. It is a practical gift to care for your eyesight.