Fit for Most Flea Trap: The replacement bulbs are compatible with "Senitek" flea trap & most other flea trap lights Easy to Install: The bulbs are ready to be used out of the box. Just unscrew the old bulb and replace it with new bulb Long Service Time: Equipped with high-quality retro Edison-style filament, the energy saving bulbs make your flea trap light works for more than 2000 Hours Warm Tips: Please screw bulbs in tightly. Plug in set and if bulbs not light, tighten it further. Handle with Care: If any bulbs arrive damaged or are incompatible with your device, please contact us for a free replacement or assistance. Each package includes 10 pack 7W bulbs home-pest-control-traps