Yuav ua li cas kho qhov screen bightness theem rau koj GVDA GD900 HD Infrared Hmo Ntuj Pom Kev Ntaus Dual Siv Binoculars Lub Koob Yees Duab 5X Digital Zoom Telescope Nrog TF Daim Npav Rau Sab Nraud Mus Yos Hav Zoov
Screen Brightness: Kho lub vijtsam ci raws li xav tau. Kev xaiv: [Qib 1]/[Qib 2] /[Qib 3] /[Qib 4]/[Qib 5]/[Qib 6] /[Qib 7].
