Digital outdoor station One cable system CAT5 Silver appearance Blue backlight after connect with power Release door by password & EM125 KHz(ID card) Night light compensation Material Alumnium alloy Working Temperature -25℃～65℃ Waterproof rating IP55 Working voltage DC15V Working current 300mA Camera 700TVL; Dimension 130*350 *55 mm Installation Flush mounted N.W 1700g