THESE ARE 2 PRONG BULBS!
These UV-C products are meant for disinfection purposes only and cannot be used for general illumination. The products generate high power UV-C light, which can cause serious injuries to eyes and/or skin. Avoid direct exposure of eyes and skin to the UV-C light. Only for use in closed enclosures, which protect users from UV-C light exposure. In case of lamp breakage, follow instructions: ventilate the room for 30 minutes and remove loose parts, preferably wearing gloves. Pack broken parts in a closed packaging (plastic bag) and dispose of as chemical waste. Do not use a vacuum cleaner.