HIGH MAGNIFICATIONUpgraded HD monocular telescope comes with a high magnification of 12 times, combined with an 18MM eyepiece and a 50MM objective lens, to provide you with clearer and brighter images, a more comfortable viewing experience and a wider field of view.ADVANCED OPTICAL TECHNOLOGYOur ultra zoom bird watching telescope adopts the latest optical technology. In order to avoid vignetting and restore the true colour, the BAK4 prism is configured, which has a higher refractive index than ordinary glass and provide a clearer image. Combined with FMC broadband coating to minimize chromatic aberration, make the image has excellent contrast and excellent resolution.ONE-HANDED FOCUSSay goodbye to the age of bulky binoculars The portable and compact design of our bird watching monocular allows you to quickly and accurately aim at the target with only one hand. It weighs only 10 ounces and 15 cm in height, can be easily put into any pocket. Moreover, whether you wear glasses or not, the rotatable eyepiece can provide the best view for you.FULL SEALED DESIGNOur 80X100 monocular telescope uses an IPX7 nitrogen-filled waterproof lens, which has a corrosion-resistant and anti-fog coating, and the O-ring sealed optical element can prevent moisture, dust and debris from entering, which can help keep the lens clean. The exterior is made of durable non-slip rubber to improve friction and bring a more comfortable grip.WIDELY APPLICABLEMonocular telescope is equipped with an adjustable tripod and a universal smartphone holder, compatible with most smartphones on the market, which can help you quickly capture beautiful moments, so you can share this magical and exciting moment with your family and friends. It is your best choice for bird watching, outdoor camping, hunting, moon watching, star watching, concerts and dramas