Calpol sooth care vapour plug nightlight if your child is restless then try using a soothing vapour plug such as calpol soothe care vapour plug and nightlight this is an electrical plug device that emits lavender and camomile vapours to help soothe and comfort babies and children helping to promote a relaxing environment the nightlight emits a soft blue light to help comfort the child and guide you in the room without disturbing the resting child the calpol soothe care vapour plug