Suitable for 6 if there is a deficiency when the product reaches you, modavİze will send the missing part to you free of charge. our primary goal is to ensure that you shop with satisfaction and mutual trust. therefore, before shopping, write us any questions you may have about our products and we will answer you as soon as possible. best regards.. shown in the picture the heads are bulb, and they are shipped without bulb. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.