Note:This link does not come with an installation bracket! (2)850nm and 940nm IR. Support 128GB TF card (not including). IR wave 01:850nm visable? IR wave 02:940nm Invisable? Storage type:TF card? Max storage: UP to 128GB(not including). Battery:21700×1 or 18650×1? Thanks for your kindly understand. We are committed to resolve all issues in a friendly and satisfactory manner. We care about our valued buyers, if you have any questions, our Customer Service staffs will be very glad to help you. We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately. Your recognition will make us more confident to develop business and serve you better. We understand the concerns and frustrations you might have, and will do our endeavor to resolve the issues. Please give us the opportunity to resolve any problem. Here is illustration shows how to leave me the feedback, please follow the step, thank you very much! And hope to see you soon.