Main Features:<br />Tubeless design with 33mm apertures reflex lens， provides a wide field of view<br />Suitable for rapid-firing or shooting of moving targets besides normal shooting<br />Multi-reticle ( 4 patterns ) is installed<br />Windage and elevation click adjustments， with lock screw<br />Water resistant and shockproof <br /><br /><br /><br /><br /><br /><br />    Specifications<br />General<br />  Magnification: 1X                                                  <br />                        Objective Lens Dimension: 33 mm                                                  <br />                        Power Supply: 1 x CR1620 Battery ( Battery included )                                                  <br />                        Product Color: Black                                                  <br />                        Field of View: 15.8m / 100m                                                 <br />Dimension and Weight<br />  Product weight: 0.167 kg                                                  <br />                        Package weight: 0.370 kg                                                  <br />                        Product size (L x W x H): 8.7 x 5.5 x 6.5 cm / 3.42 x 2.16 x 2.55 inches                                                  <br />                        Package size (L x W x H): 13 x 10.5 x 9 cm / 5.11 x 4.13 x 3.54 inches                                                 <br />Package Contents<br />  Package Contents: 1 x 1 x 33mm Reflex Scope， 2 x Hex Wrench， 1 x Lens Cloth， 1 x CR1620 Battery                                                 <br /><br /><br /><br />                                                <br />