Portable baby movement monitor, the Snuza HERO SE detects your baby's movements, providing peace of mind. - Model Name: Snuza HERO SE - Function: Portable baby movement monitor - Included items: Instruction manual, batteries - Product Condition: I purchased this, but we didn't need it. I was able to sleep soundly with this. I only used it for a short time. It might be reassuring for those who are worried. Thank you for looking.