Features:1) With 2 x 3W bulb, exit signal is also available, 2.5 hours emergency working hours3) Rechargeable battery, 6V 4AH, full fire-resistant material, constant current charge4) Fault, over-charge and over-discharge protected 5) With Long-life non-corrosive Ni-Cd battery6) Easy to be maintained, convenient to operate, safe and reliable7) Designed according to Chinese GB17945-2000 standard8) Widely used as emergency lighting in shops, hotels, hospitals and household residences in case of fire or power cuts9) Power supply: AC 220V?0%, 50Hz, Recharging time: 10) Illumination time: >90mins11) Rated power consumption at output: 6W12) Operating temperature: -10 ~ 55°C producing area:China payment:T/T, L/C