[ HD 12x50 Magnification] Full 12x magnification monocular with a 50mm lens diameter provides an extremely crystal clear bright image of distant view. The telescope offers a wide-angle high-contrast view under 360ft, 1000YDS, which allows users to see the target with a superior light transmission and high brightness lens.BAK4 Prism] Compared to the normal BK7 prism Bka4. Prisma can avoid to get low transmittance, dullness and vague imageries. Along with FMC multi-coated green lens, 99% light transmission can be guaranteed. The vision adjustment ring helps to adjust the picture biling, which is good at helping the people with large linear and right eye sight gap[Waterproof Design] IPX7 waterproof ensures the full waterproof protection for the monocular body and lens, which is in preventing moisture, dust and debris to ensure best performance in all weather conditions.[Compact & Convenient The 6.3 x 2.8 inch compact adult monocular can be put in a bag and carried around during various adventures. The size is prefect for a handheld , the adjustable eye cups can be rotated up and down easily and quickly for optimal viewing.[Anti-Slip and Shockproof] Lightweight adult monocular, built with eco-friendly rubber hut, and comfortable to use, preventing it from slipping out of hands.