The Most Advanced Pulse Oximeter A Powerful 2nd Generation Smart Chipset with High Quality Sensors Intelligent 2nd Generation Smart Chip With LFC Plus Optical Frequency for Medical Grade Accuracy Motion Stabilization Technology Anti-Finger shake technology case of irregular movements Clear Results, Where Ever You Are Bright 4 Color OLED allows clear reading 4 Directional Display 4 Directional Display view readings fr Hypoallergenic Design Hypoallergenic adjusts and fits per Warranty 1 year Warranty