1. With lanyard, light and portable, beautiful and durable 2. Large eyepiece, wide field of view, precise focus, not easy to be tired and dizzy when watching for a long time 3. Central adjustment, roller skating design, accurate and convenient 4. Magnification: 4 times 5. Exit pupil diameter: about 30mm 6. Size: about 11x8.5x3.6 cm/piece
