Model: W47 NEW (MAC20A Micro Piezoelectric Pump

Bluetooth chip            NORDIC 52832

Blood oxygen             PD: OSRAM (Osram) SFH2703

Temperature sensor    CT1711

Vibration                      Surport

Waterproof                   IP65

Screen                          IPS HD TFT 1.3 inches 240*240DPI

BLuetooth                    4.2BLE (low power consumption)

Material                        Enclosure metal alloy

Bottom shell                PC+ABS+316L steel 

Strap                            TPU strap OR leather strap

Color TPU                    black，bule，green    

leather strap                Black，brown，coffee

Battery type                 Polymer battery

Battery capacity          240mAh

standby time                Use for 7-10 days and stand by for 30-40 days

Charging Type             Magnetic charging (with short circuit protection)

Charging time              2.0 hours

Bracelet size                265MM*45MM*13MM(length, width and height

Functions

Accurate air pump blood pressure measurement,Independent and accurate blood oxygen measurement,Precise body temperature measurement,Real-time heart rate measurement,