Small and Pocket Monocular: Only 3.6 inch long, you can put it in your pocket easily, support mobile phone shooting, and shoot with your mobile phone, leaving wonderful moments anytime, anywhereFMC Broadband Red Film: FMC Broadband Red Film can increase the light transmittance of the mirror surface, and make the light transmittance of the mirror surface reach 93%, ensuring that the scene seen is clear and bright.21x60 Monoculars for Adults High Powered: To see 12x closer with a clear and bright image with the generous, light-gathering 30mm objective wide lens. Perfect for hiking, hunting, climbing, bird watching, ball games, concerts, watching wildlife and scenery.Wide Viewing Angle: Wide field of view 60M/1000M, it will show you a clearer and farther view, good for bird watching, hunting, hiking, or sightseeing etcNatural Rubber Surface: The surface of the monocular telescope is covered by natural rubber, which is comfortable to the hand, non-slip and sweat-absorbent, nitrogen-filled inside, and waterproof rating up to IP5