1. Large eyepiece, wide field of view, precise focusing, long-term viewing is not easy to fatigue, no dizziness2. With lanyard, light and portable, beautiful and durable3. Central focus wheel, can be adjusted with one hand4. Glass clear lens, high definition, more realistic color reproduction5. Objective lens: 30mm6. Magnification: 4 times7. Material: natural rubber8. Dimensions: 11 x 4 x 8.5 cm9. Weight: 100 grams

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