Features:
1) Battery service life: > 500min
2) Input voltage: AC 220V ?10% 50Hz
3) Switching time: < 5s
4) Recharging time: < 24hrs
5) Illumination time: ≥ 90min
6) Brightness of light source: ≥ 30cd/sqm
7) Operating temperature: -10 - 55oC
8) Fire-resistant material, constant current charge
9) Long life non-corrosive Ni-Cd battery
10) Easy to be maintained, convenient to operate, safe and reliable
11) Designed according to Chinese GB17945-2000 standard
12) Widely used as exit indicator in corridors and stairwells for emergency purposes