OOSSXX 12V 3A 36W AC to DC Power Supply Adapter, 12 Volt 3 Amp AC/DC Wall Wart Converter Transformer Switching Adapter, 100-240v US 50 60HZ Input 3000mA Output 4 cams If you have a POE

If you have a POE tester

16-Channel 4K PoE Wired NVR x 1

ensuring long-lasting performance and dependability

3FT Network Cable x 1

OOSSXX 12V 3A 36W AC to DC Power Supply Adapter, 12 Volt 3 Amp AC/DC Wall Wart Converter Transformer Switching Adapter, 100-240v US 50 60HZ Input 3000mA Output 4 cams If you have a POEAbout This Item AC Input: 100~240V 50 60Hz , DC Output: 12V 3A. (0~3000mA all compatible) Max power: 36W. Polarity: inner positive+ outer negative (must be the same as your device). Wide Application: Max power output 36W, support 0~36W devices. 12V Video security camera (Wireless, Analog, AHD, IP, TVI, CVI), DVR NVR Video Recorder,LCD monitor, Infrared night vision lamp, GPS, webcam, router and more 12V electronics, provide a safe and stable power