Look over some recorded video repeatedly to find out the source problem
Small size and lightweight, very convenient to carry
High resolution: 720 x 586 pixels (PAL), 720 x 480 pixels (NTSC), 480TVL, offers good quality video
4 bright LED offers 5m clear view in complete darkness (LED can be turn off too)
High capacity built-in lithium battery offers power supply for camera and DVR anywhere
No need any installation, and very easy to operate, just power on and it works
Portable 3.5-inch large screen DVR offers both real time and recorded video
Large memory available (2GB flash memory defaulted, supports mini SD card up to 32GB)
Wireless transmission offers convenience for remote view
Encrypted frequency (2370 and 2510MHz) available to avoid interference from Wi-Fi equipments, WLAN network, Bluetooth equipments and other general 2.4GHz equipments can't receive your signal, protect privacy well