720P Wireless WIFI Security Camera IP Cam Baby Monitor H.264 Pan/Tilt P2P Support Onvif for Home/ Baby Care/Office/Apartment/Supermarket (Black)
- Aug 16, 2017 -
LED fluorescent lamps than the incandescent lamp-saving up to more than 80%, the life of ordinary lamps more than 10 times times, almost maintenance-free, there is no need to constantly replace the lamp, ballast, starter problems, about a year down the cost of saving can be changed back. The green environment-friendly semiconductor light source, the light is soft, the spectrum is pure, is advantageous to the worker's eyesight protection and the health, the 6000K cold light source gives the person the visual cool feeling, helps to concentrate the spirit, enhances the efficiency. The terminal voltage of the PN junction constitutes a fixed base, and when the Gazheng to the bias voltage, the majority carriers in the P and N regions proliferate to each other.
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