A built-in, soft nightlight mimics the light of the womb and this light can either glow solid or pulse. The thinking is that little ones come to associate the sound with sleep, which is great when you have access to a white noise machine, but less handy if you don’t or if you want to stop using one. It is also safe and interesting for a toddler to touch and explore and its soft body can be removed for washing. LUMI prioritises child safety with its clever child-lock clip, keeping the machine firmly attached to prams or car seats and away from curious hands.

Jenna told us that: "Longer term, white noise can be great to block out noises like siblings, roads etc. A small, compact design, it emits white and pink noise, and gentle nature sounds - all at the touch of a button. Jenna recommends that based on advice from the American Academy of Pediatrics: "On top of the usual safety measures, the maximum level of noise from any white noise machine should not exceed 50 decibels and also should be at least 7ft away from the cot. It's always best to go through the settings and try a few sounds to see which one works best for your little one.When your baby cries, many may boost the sound for several minutes to the level of the baby's cries.

I found orange noise, a Headspace original, to be the least abrasive of them but still prefer a forest soundscape. The built-in rechargeable battery lasts for up to 20 hours from a single charge, eliminating the need for frequent recharging. Each myHummy is packed with firm stuffing, making them soft enough to play with without posing a suffocation risk.

That said, it’s more for meditation and calming (hence the name) than simply pumping out white noise so you might find, if you just want a digital fan, that much of it is surplus to requirements.

The pulsating and soothing red light encourages the production of melatonin and is minimally stimulating so won’t disturb your baby at all once asleep. They’re the latest trend in infant sleep aids, and mums and dads rave about how effective they are at calming a crying child. Whilst especially effective at settling newborns, the LUMI Portable isn't just for babies - it's a sleep solution that works for everyone! And inside there’s a removable Humming Heart, which takes three AAA batteries and can be removed for standalone use or to wash the outer teddy. USB Rechargeable - The machine comes with a built-in rechargeable battery for uninterrupted use for 20 hours play time, or you can use it whilst it's plugged in.It’s small and light for packing away, really blasts out the sound for noisy journeys and busy cities. To encourage sensory and fine motor development, it features rustling elements in the ears and paws, and is made from different textures of fabrics in contrasting colours.