How to adjust the screen bightness levels for your GVDA GD900 HD Infrared Night Vision Device Dual Use Binoculars Camera 5X Digital Zoom Telescope With TF Card For Outdoor Travel Hunting
Screen Brightness: Adjust the screen brightness as required. Options:[Level1]/[Level 2] /[Level 3] /[Level 4]/[Level 5]/[Level 6] /[Level 7].
