Model Number: D21-ad10
Key Specifications/Special Features:
Key specifications/special features:Chip model: nRF51822 (Cortex M0 16MHz)Memory: 265kAcceleration sensor: three-axis acceleration sensorHeart rate sensor: green light static heart rate sensor
Display: OLED 0.66" 64*48 dots
Motor: cylindrical vibration motor
Key press: touch key
Battery: 80mAh
Function#Time1. Battery power display
2. Date display
3. Time display
#Heart rate interface1. Heart icon, long press the icon to start testing with beating
2. Display the real time heart rate
#Notice: heart rate testing data cannot be used as medical data
Time will a little longer for the first time testing, it is normal
#Bestwearingmanner:1.Keepafingerwidthbetweenthewristbandandulna
2.Keeptheheartratesensorclingingtoskin
# Pedometer1.Pedometer icon
2.Display the real time steps
# Distance interface1.Distance icon
2. Display the whole distance according to the pedometer
# Calories display1.Calories icon
2.Display the real time calories
# Palmingbrightscreen 1.Longpressthetouchkeytoturnon/offthefunction
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Chip model |
nRF51822 nRF51822 (Cortex M0 16MHz) |
Memory |
256K |
Accelerationsensor |
three-axis accelerationsensor |
Heart rate sensor |
green light static heart rate sensor |
Display |
OLED 0.66" 64x48 Dots |
Motor |
cylindrical vibration motor |
Key-press |
touch key |
Battery |
80mAh |
Charger |
voltage 5V, electric current 500mA-1000mA |
Charging time |
30 minutes |