Compatible with precision smooth guide rods

Touch screen: Yes

metal adapter thin

Resolution: 313 × 600 DPI

black (vacuum packaging)

Multifunction Smart Watch – Heart Rate, Sleep Tracking & Fitness Features Color:Black Compatible with precision smooth guideProduct information: Color: blue, black, red Packing List: Bracelet, charging cable, manual, packing box Applicable population: Elderly Battery capacity: 130mAh Operation mode: Touch Screen Type: IPS Battery backup: less than 7 days Functions: can take photos, count steps, heart rate monitoring, blood pressure measurement, smart reminder, sleep monitoring, ECG, blood oxygen detection Note: It just provides relatively continuous readings and should not