?The core technology ? 12X50 High Power Magnification, to see 12X closer with a clear and bright image with the generous, light-gathering 50mm objective wide lens. Built-in large BAK-4 prism coated with FMC multilayer broadband green film, high light transmittance of up to 99.5%. ?Rotary eye cups design? Adjustable exit pupil distance, available to anyone with or without glasses. Greatly improved viewing comfort. ?Precision focus? Large focusing hand wheel, precise focus. Its non-slip surface design makes focusing easier and more accurate. ?Non-slip design of the telescope body? The rubber bump pattern on the surface is non-slip design, hand-held and stable, the imaging effect is more ideal, and the viewing is more comfortable. ?Multi-function? Waterproof, dustproof, shockproof, suitable for concerts, camping, bird watching, watching the stars and the moon. This telescope comes with a tripod, a smartphone holder, and a outdoor survival whistle with compass and thermometer.