Osight C Reflex Red Dot Sight 1x 24x19mm 3 MOA Dot and 32 MOA Circle Black. Unlike its predecessors the Osight C uses an easily replaceable batteryso youre always ready without waiting for a recharge or dealing with a charging cover. It offers 10 brightness settings with two optimized for night vision and eight for daytime use. An aspherical lens ensures zero distortion and parallax-free performance providing exceptional clarity through a large window for quick target acquisition. The optic is easy to zero in with both windage and elevation adjustments ensuring consistent accuracy. A built-in motion sensor automatically activates the sight with movement and powers it down after 3 minutes of inactivity (this feature can also be disabled).Powered by a CR1632 battery the Osight C delivers up to 100000 hours of runtime at the lowest daytime brightness. When the battery needs replacing the reticle blinks three times per minute as a warning. Swapping it is simplejust unscrew the side battery housing and slide out the loader for quick access. Compact and lightweight the Osight C measures only 1.77 inches in length and weighs just 1.48 ounces keeping a low profile on your setup. Its Ruggedized Miniature Reflex (RMR) footprint makes it compatible with a wide range of platforms. With an IPX6 waterproof rating and a durable 7075 aluminum housing the Osight C is built to deliver dependable performance in any environment. Specifications for Osight C 1x 24x19mm Reflex Red Dot Sight: Manufacturer: Osight Fabric/Material: 7075 Aluminum Magnification: 1 x Objective Window Size: 24x19 mm Reticle: 3 MOA Red Dot 32 MOA Circle Illumination Type: LED Illumination Color: Red Brightness Settings: 10 Eye Relief: Unlimited Adjustment Click Value: 1 MOA Emitter Type: Open Parallax: Parallax Free Battery Type: CR1632 Battery Life: 100000 hours Operating Temperature: -22 - 140 Fahrenheit Water Resistance Level: IPX-6 Length: 1.77 in Width: 1.18 in Height: 1.18 in Weight: 1.48 oz Red Dot Sights-Footprint: RMR Features of Osight C 1x 24x19mm Reflex Red Dot Sight Features a 3 MOA red dot and 32 MOA circle Features 10 brightness settings: 2 for night vision 8 for daytime use Activate the motion sensor function to turn on the optic with any movement Easy to remove battery so you don't have to rely on charging Package Contents: Osight C 1x 24x19mm Reflex Red Dot Sight Adjustment Tool 3 M38 mm Screws 3 M310 mm Screws 3 #4-400.295 in Screws 3 #4-400.374 in Screws 3 #6-320.315 in Screws 3 #6-320.394 in Screws 3 #6-400.315 in Screws 3 #6-400.394 in Screws 2 Spare Battery Compartment Screws Screw Box Osight Stickers Cleaning Cloth Osight 6978095650162: C Reflex Red Dot Sight 1x 24x19mm 3 MOA Dot and 32 MOA Circle Black