1. Product name:Outdoor spotting binoculars
2. Material: BAK4
3. Weight: 260g
4. Color: black
5. Size: 16*52 straight pattern/length: 150mm/objective size: 400mm/eyepiece size: 20mm
6. Product features:
1) Dual focusing system
2) Comfortable hand feeling
3) Large objective lens
4) Waterproof in life
5) High-definition and high-transmittance lenses, large wide-angle