Hello｣ｬ sir｣ｬ <br />there are two kinds of endoscopes｣ｬ  2M&7M is one kind｣ｬ  1M & 1.5M & 3.5M is another kind｣ｬ please read the instructions carefully｣ｬ choose the right for you!<br />             Dividing              <br />A endoscope 2M&7M Features <br />USB interface:USB 2.0<br />Camera head outer diameter:7mm<br />This mini USB inspection camera makes use of optoelectronic technology to investigate hard-to-reach area<br />This inspection camera has many appliactions including ear detection｣ｬoral examination｣ｬsearch and rescue｣ｬpipeline inspection｣ｬengine inspection｣ｬvideo monitor｣ｬsewer pipe inspection｣ｬcast mould<br />High resolution with 1/9CMOS camera<br />Built-in 6LED light(with brightness control)on camera head to illuminate the inspection area<br />Waterproof wire endoscope<br />With a 7mm camera head<br />Photo shooting and video recording<br />Specification:<br />Camera head outer diameter:7mm<br /> Total length : 2M/7M<br />Pixels:300000 pixles<br />Resolution:640*480(VGA)｣ｬ30 ftps<br />LED:6 white LED bright light<br /> Focal distance:6cm-10cm<br />Waterproof level:IP67<br /> Support systems:Windows 2000/XP/VISTA<br />Temperature:-20~100 <br /> Note:This product does not support the Applle system<br /><br />Package Included:<br />1*USB endoscope<br />1*Mirror<br />             Dividing              <br /><br />B endoscope 1M & 1.5M & 3.5M Feature <br /><br />Endoscope features a lot of functions in our life. If you have a android phone｣ｬ thi