Differences Between HI-Power LED and Ordinary LED: Bright---at least 5x more bright than ordinary LED Lights Intensive---ordinary LED lights are dispersing, you may feel it is very dim sometimes due to...
A Guide To Choosing CCTV Security Camera Systems You can have CCTV professionally installed, and, in some circumstances this may be appropriate. However modern technology has made CCTV products much more...
Glossary of Terms for CCTV Equipment AC Adapter Alternating Current Adapter; when plugged to 240 volts/ 50Hz AC Power (usually 117V AC/60Hz in the United States) it produces 12V DC, 24V AC or others. "UL...