rechargeable emergency light 2x5w or 2x10w,2x20w, 2x55w, surface mounted Design Non-Maintained type Fault indication Changeover complete in less than 1 second Sealed Lead Acid battery for emergency backup purpose(Ni-Cd or Ni-MH Battery is avilable upon request) 2 or 3 hours battery backup for emergency operation Battery full recharge in 12 hours Proviede with a "Test" button for regular Maintenance Check Material: body: iron lampheader: iron or plastic Battery: 6v 4.5Ah S.L.A for 2x5w 6v 7.0Ah S.L.A for 2x10w Lamp type: 6V 5W or 10W 20W 55W Tungsten Halogen Lamp Standerds: BS5266 Part1 BSEN60598-2-22 F.S.D PPA/104(A)