Features:- Water resistant, anti-fog and moisture proof- Suitable for outdoor harsh environments- Easy to carry and operateParameter:Magnification: 40XCaliber: 53mmPrism system: roof prismFocusing system: adjustable anti-skid handwheelEye cup type: metal spiral eye maskLens: all-optical glass filmPackage weight: 0.505 kgProduct Size(L x W x H): 17.00 x 6.50 x 6.50 cm / 6.69 x 2.56 x 2.56 inchesPackage Size(L x W x H): 18.00 x 7.00 x 10.00 cm / 7.09 x 2.76 x 3.94 inchesPackage Contents: 1 x Telescope, 1 x Bracket, 1 x Phone Clip, 1 x Wiping Cloth, 1 x Protective Bag