Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you may not be able to execute some actions.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
我买了个openmv，但是商家好像是假冒的官方店，现在没有激活码，是不是购买激活码还能用