BLJ57 Explosion-proof Emergency Lamp Hazardous area:explosive gas atmosphereZone1,Zone2 Group of gas or vapoour:II A ,II B Temprature class:T1 T4 Application:indoor,outdoor Enclosure:Die-casted with aluminum alloy without copper,shot blasting,electrostatic polyester- sprayed Exposed fastener:high quality stainless steel Display:impact-resistant and hermally stable toughened glass Component:lamp holder typed E27,convenient nickel-cadmium battery,dual-purpose for lighting and emergency Structure:sealing gasket made of acid-resistant silicon rubber Reflector:high purity aluminum,high reflectivity Installation:ceiling mounting,pole mounting,wallmounting,platformmounting Conformity:GB3836.1,GB3836.2,IEC60079-0,IEC60079-1 Ex-marking:Ex d IIB T4 Degree of protection:IP66 Rated voltage:AC220V Light source power:70W,32W,25W Corrosion-proof:F2 Thread of inlet:G3/4 Charging time:24h Lamp:halogen metal vapour lamp,energy-saving lamp