Hikvision DS-2XS6A25G0-I/CH20S40 EXIR Fixed Bullet Solar Power 4G Network CameraHigh quality imaging with 2 MP(1920 1080 @30 fps) resolution The camera battery can work up to seven days in rainy or cloudy days if it is fully charged 40 W photovoltaic panel, 20 Ah chargeable lithium battery High quality imaging with 2 MP(1920 1080 @30 fps) resolution Clear imaging against strong back light due to 120 dB true WDR technology The camera battery can work up to seven days in rainy or cloudy days if it is fully charged 40 W photovoltaic