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ni cd batteries
Structure: single side, double side
Way of Installation: hanging type/wall type
Materials: Aluminium alloy frame
1. Fine super bright LED as lighting source, long life(50000hrs) , low power consumption;
2. Glass sign panel, high fire protection class, soft lighting;
3. Adopt smart IC control circuit with automatic intelligence trouble examination, operation steadily;
4. Over charge and discharge protection, fine 3. 6V/700mAh Ni-Cd batteries inside;
5. Automatic emergency and recharge the batteries.
6. Emergency duration>=90 mins;
7. In line with GB17945: 2000.