Mount - Quick Detach lever fits 1 Weaver and MIL-STD 1913 Rails. Side Button Operation - Compact design and side button operation consumes minimal rail space. Note: Because the battery cannot be delivered normally, this product does not come with a battery, you need to equip it separately, thank you. Affected by the epidemic, the spontaneous logistics time limit for each country is about 715 days, and the time limit for overseas warehouses is about 15 days. We care about our buyers, if you have any questions, our customer service staff will be more than happy to help you.Please allow us to respond within 24 working hours.