Smartwatch with Fitness & Wellness Tracking, Multi-sport Modes | Non Invasive Blood Glucose or Sugar Monitoring Device Car & Vehicle Care Material: Transparent Hard Plastic (Crystal

Material: Transparent Hard Plastic (Crystal Shell)

test whether it is NPN or PNP

Style: casual and simple

WeChat notifications: Supported

4 AAA alkaline batteries can be used for about 6 months

Smartwatch with Fitness & Wellness Tracking, Multi-sport Modes | Non Invasive Blood Glucose or Sugar Monitoring Device Car & Vehicle Care Material: Transparent Hard Plastic (CrystalProduct information: Operation mode: touch button Color: Black Functions: Waterproof, step counting, heart rate monitoring, blood pressure measurement, smart reminder, blood oxygen detection, blood glucose or sugar trends Material: PC ABS Packing list: 1 * Color Box+1 * Smart Watch+1 * Magnetic USB Charger+1 * User Manual Note: It just provides relatively continuous readings and should not be treated as a replacement for an original measuring device.