Weight limit
The maximum weight of a child that the swing can support without negative consequences in any position and in any mode of operation. A heavier child should not be placed: even if it does not break immediately, there is no guarantee that this will not happen at some point later, with unpleasant consequences for the child.
Speeds of rocking
The number of different speeds at which the automatic rocking system (see above) can rock the swing. The more speeds, the more accurately you can choose the most pleasant option for your baby.
Foldable
The ability
to fold the swing for storage and transportation — in this sense, foldable models are much more convenient than non-foldable ones, because they take up less space. On the other hand, foldable swings are less durable and more prone to wear and tear; this does not affect the safety of use, but it can affect durability, especially with frequent folding/unfolding.
Sun canopy/hood
The presence in the design of the swing of a
sun canopy or hood, placed above the seats. Most often, such a canopy/hood is foldable, and sometimes it is also removable. On a sunny day, it will provide shade and protect the child from overheating, and if the swing is used outdoors, it will also protect from light rain.
Volume control
The ability
to adjust the volume of the built-in speakers in order to customize the sound of melodies for a lulling effect or for waking and playing.
Melodies / sounds
The music box has melodies and many of them have additional sounds (nature, rain, sea, etc.). The greater the range of songs stored in the device's memory, the greater the variety for the child and the greater the probability of finding the one with which the child will fall asleep, eat, play, etc.
More features
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Timer. A timer that switches off the automatic rocking mechanism (refer to "Automatic rocking") after a certain time. Thus, knowing the approximate time your baby falls asleep, you can set the timer and not worry about the rocker continuing to rock unnecessarily while your baby sleeps.
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Removable table. The presence of a removable table top in the design of the swing. Such a swing can play the role of a high chair; in addition, the table top can be useful for games.
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Player connection. A function similar to a music box (see above) — with the difference that the sound source is not the memory of the box itself, but a player connected to the swing.
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Vibration unit. The mechanism that provides the vibration of the seat unit — this plays the role of a massage for the child, and also creates a relaxing effect.
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Arc with toys. A structure in the form of an arc or bracket above a swing, on which various toys are suspended. They can be used to play or to distract the baby (for example, to stop crying). The arcs are often made removable, and the brackets are also swivel.
— Lighting effects. Multi-coloured flashing lights that can cheer up or distract the baby (especially in combination with sound).