CR2 3.7V 6000mAh Lithium Battery USB Fast Charging, For GPS, Security Cameras, Medical Devices, Rechargeable, Durable

Micro Square Metal 8.0MP 3264*2448 with 15fps 34*34mm Color USB Camera 1.4mm Fisheye Lens Super Wide Angle

RFID Card Reader Small Mini New metal Access Control IP65 Waterproof 13.56MHZ Micro Access Control Card Reader with WG26 / 34

5.0MP USB Micro Camera 6mm Board Lens 1/4\" CMOS OV5640 Color Imaging for Kiosk/ATM/Machine 2592*1944 34*34mm Miniature Camera

Low Price 60fps High Frame Rate 2MP 34*34mm Color Micro USB Camera 4.2mm Board Lens,Compatible with Multiple Operating Systems

1/4\" CMOS OV5640 5.0MP Color USB Micro Camera Module 2.8mm Board Lens for Kiosk/ATM/Machine 2592*1944 34*34mm Picture Quality