NOTE: Please measure and confirm the bulb size of the bug zapper before purchasing.<br>for black flag, for flowtron, for gootop, for fvoai, for klahaite, for hemiua, for stinger, for LUOJIBIE, for endbug, for dunaga, for jawlark, for tysonir, etc.<br>EFFECTIVE: This 15W UV lamp which emit 365nm wavelength blue light, attracts mosquitoes, gnats, moths, and other flying insects to the device.<br>LONG-LASTING: The replacement bulbs can last up to 3,000 hours (4 months) of continuous use. You will receive 4 bug zapper bulbs.<br>AFTER-SALES: The light tube is fragile. If it is broken or non-functional, please contact us for assistance.<br><br>Color: White<br>Material: glass<br><br>Package Contents:<br>4 * Bug Zapper Replacement Light Bulb<br><br>Only the above package content, other products are not included.<br>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.