ITEMS Rated input AC voltage: AC220V~240V Rated output power: 8W Tube specification: T5 8W Continuous illumination: >3Hrs Battery specification: 2.4V4.5Ah Ni-cd cell Recharging time: About 20 Hrs Packing Product size(cm): 35.5?1.8?.9cm QTY. (pcs/ctn) : 12pcs/ctn G.W. (kgs/ctn): 15.4kgs/ctn N.W. (kgs/ctn): 14.4kgs/ctn MEAS(cm): 42.5?9?8.5 Function Rechargeable Emergency automatic light-up DC or AC/DC operated Overdischarge protection