Come and see our amazing products. Special design for children (age 3 and up) with cozy finger chamber & adorable pattern.Enhanced sensitivity & accuracy to read kid's blood oxygen saturation level, pulse rate and perfusion index.Alarm beeps when oxygen or heart rate number drops below threshold.Please stay still as much as possible and avoid direct sunlight during the measurement, otherwise it will cause inaccurate or inconsistent readings.For sport and aviation use only, not for medical use..Quantity greater than 10000 is the sea freight.Custom LOGO is available . Pls confirm further with us if any query about packing info, inventory status and time schedule.