[????????????????’?? ?????????? ???????????????? ???????????????? ??????????] The charging cover has a percentage battery display for you to monitor the battery level of both the charging cover and the optic anytime. The well-built cover can also protect your optic from dust and scratches when it's stored in your strong box warehouse [????????-?????????????? ?????????????? ????????] On a single charge, the optic itself can last over 70,000 hours on its lowest mode. Even at its brightest setting, it can continuously run for over 17 days and this duration can be extended to over 70 days with the support of a fully charged charging cover [?????????? ???????????? ????????] Featuring a 0.94 in x 0.85 in lens, the optic ensures accurate target acquisition even during recoil [?? ?????? ??????] The dot is clear and easy to locate, ensuring swift and precise dot acquisition [?????????? ??????????????????????] The optic can be easily zeroed at 15-yard, 25-yard, or 30-yard distances with windage and elevation adjustments. The default zeroing distance is 25 yards [???????????? ???????????? ????????????????] The OLIGHT Osight allows you to wake your optic in an instant. The optic turns off automatically after 10 minutes of inactivity [????????????????-???????????????? ??????????????????] By adopting the most common industry-standard mounting footprint (Ruggedized Miniature Reflex) for optic cuts, Osight ensures versatility and ease of integration [???????????? ???????????????????? ????????????????] 10 for daylight and 2 for night [?????????? &???????? ????????????????] The cover is USB-C rechargeable, while the optic is charged magnetically. A fully charged cover can charge a low battery optic three times