The most useful newborn baby gift, sleeping companion with smart crying sensor, is a sleeping companion that is suitable for use from secondary birth and also has a white noise device. there are 4 different calming white noise sounds, squeak and lullaby sounds in the secondary sleep companion, which is activated when your baby cries, and has a smart cry sensor, allowing your baby to fall asleep better and more comfortably. the white noise sounds made by the doli sleeping companion are also suitable for use by children and adults. it can be used as a white noise device especially in situations that require mental comfort such as studying, meditation, focusing or falling asleep. it is suitable for use from birth. all its features, from size to sound level, have been adjusted in line with the limits set by experts for newborn babies. the included white noise device has been proven to make 80% of babies fall asleep easily within 5 minutes. in addition, unlike many sleep companions, it is also used to prevent crying crises and sleep problems of colic babies. the masking feature of white noise and whistling prevents babies from waking up due to outside noises. the smart crying sensor, which is activated when babies cry, not only allows babies to calm down and fall asleep again, but also prevents their sleep from being interrupted. in addition, the audio device inside provides 15 minutes of uninterrupted sound and automatically turns itself off. there is no chance of harming your baby. the volume function of the white noise device helps you adjust the different sound levels according to your needs. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.