***MISSING CHARGER WORKS PERFECT **** The Wellue Baby Pulse Oximeter is a portable fingertip oximeter with an infrared sensor for accurate monitoring of oxygen levels and heart rate. The device has a digital display, Bluetooth connectivity, and comes in a sleek blue colour. Manufactured by Wellue, this unit does not come with a charger but is powered by batteries, making it convenient for use on the go. With a focus on health and beauty, this product is designed to provide reliable health monitoring for individuals looking to track their oxygen and heart rate levels.