Professional Powerful Binoculars ] Designed with 10X power magnification, 42mm large objective lens and 315ft/1000yds large field of view good for fast moving.

[ HIGH QUALITY OPTICS & CLEAR NIGHT VISION ] This binocular uses the BAK4 FMC Lens,its FMC(fully multi-coated) film aspheric lens provides superior light transmission, contrast and quality. It can be used at night, but not in complete darkness.

[ NON-SLIP GRIP & DURABLE ] Durable structure with odorless rubber armor for that provides protection as well as a secure and comfortable gripping surface. O-ring sealed optics with fog-proof coating prevents moisture, dust and debris from getting inside the binoculars. 

[ Easy to Focus ] Corrective optical coating are good for color fidelity and minimize distortion. Diopter System adjusting the imbalance vision of both eyes. The smooth and large center focus knob makes it simple to operate and easy to focus.