● Replaceable directional arrow inserts are easily removed and reinserted
TECHNICAL PARAMETERS:
● Working voltage: AC120V/277V 60Hz
● AC power: 8W
● Charging time: 24 hours
● Emergency duration time: more than 3 hours
● Light source: LED 12pcs
● Battery: Ni-cd 4.8V650mAh
● Working temperature: -10℃---40℃
● Working humidity: ≤90% RH
● Battery overdischarge protection
● Charging LED indicator and test button
● Installation: wall ,side or ceiling mounting
● Inner box packing size:31.5x6x22.7CM