Key features

• •Upgraded Large Eyepiece Monocular: The high power monocular telescope with 23mm large eyepiece and 50mm objective offer you a wider field of vision. 12x magnification power that you can see 12X closer with a clearer and brighter image. You will get an amazing viewing experience.
• •Superior BAK-4 Green Film Prism: OIOSEN monocular with BAK-4 prism will reduce the loss of light reflection, better enhances resolution and contrast. Premium light transmission and sharpness, provide a HD view images for Hiking, Hunting, Bird watching, Ball Games, Concerts and Travelling etc.
• •Single Hand Focus or Photography Holder: Ergonomic design helps you focus on your target quickly and accurately with one hand. (Come with hand strap keeps it from slipping out from your hand). Also offers phone clip and tripod for photography, convenient for taking images at a distance. Compatible with all kinds of smart phone.
• •Waterproof & Fog Proof: Waterproof and built in lens dust cover construction for use in any weather, the ability to lock-out moisture, dust, and debris, plus prevent internal fogging, fit for the most weather and environment.
• •100% Money Back Guarantee: OIOSEN provides 30-day no reason return. We are so confident that you will love our monocular telescope for smartphone that we are offering all customers a lifetime guarantee.