Description : LED 2 Head Emergency Lighting technological parameters 1、Dual Voltage input：AC 120V/60Hz；AC 277V/60Hz 2、 current rating input：0.022A±0.01A；0.010A±0.01A 3、emergency conversion time：≤1second 4、charging time：≤24 hours 5、discharging time ：≥90 minutes 6、emergency power： Nickel-cadmium cell 3.6V/700mA 7、Light：WhiteΦ5 8pcs LED×2 8、brightness：﹤50LM 9、final discharging voltage：3.06V±0.3V 10、insulation resistance：power input and housing the Insulation resistance should not be less than 500MΩ 11、Hi Pot Test ≥1500VAC