1/4 Cmos 640X480 USB Camera with Collapsible Cable for Raspberry Pi 3 is a compact size and easy-to-carry one. With a retractable USB cable, it provides great convenience for use. What’s more, it supports 300k pixels and has a USB 2.0 port for convenient use, is really a plug-and-play device. Though small, its max resolution reaches 640 x 480. Thus, this camera is quite suitable for RPi smart cars, robots, etc.