Replacement Bulb For Tornado Electronic Insect killer, Z-BUG, Blue Light, Fully CE Approved. 

25 Watts - 240 Volts, Cap Style: 27mm Edison Screw (ES/E27), Length: 145mm, Diameter 30mm, Finish: Blacklight Blue 

• Ref code: 5926
• Tubular incandescent backlight blue bulb with 27mm diameter (ES/E27) screw fitting.
• Gives off an ultra-violet purplish glow which attracts flies - hence used in fly killers. 
•  Specifications 
• 25 Watts - 240 Volts 
• Cap Style: 27mm Edison Screw (ES/E27) 
• Length: 145mm, Diameter 30mm 
• Finish: Blacklight Blue 
• Our Ref-Code: ZBUG-Bulb