FB200 is designed for a residential garage door. Main functions: l Soft start and soft stop. l Unit has auto-reverse and auto-close function. l Door can be moved manually in case of power failure. Electric board combine with motor. if you like it, pls contact us at once. I will do my best to help you. yolanda qiu sales manager company: zhejiang xianfeng machinery Co.,Ltd. fax: 86-573-88105186 tel: 86-573-88288411 |