V21 Smartwatch Attractive UI Pedometer Heart rate Sleep Function


1.PPG Heart rate, very important for old and sports user

2.Blood pressure, follow daily blood pressure patient

3.Sleeping mode, understand your sleeping for better daytime

4.Calorie calculation, keep fit in your daily life

5.SMS alerts push, check a message or email when you meeting or sport

6.Motion records (step, mileage), keep records then make a plan for next


Imprint Logo for ON/OFF, laser print Logo at back of smartwatch, customized UI, just tell us your customized parts. We will satisfy your OEM/ODM request.

Large or Small Order

Order single or thousands of pcs at a time, we will be flexible to support you. We keep regular stock can make quick shipment for test orders. We also provide free warehouse stock to collect all your smartwatch and smart band then ship directly to your warehouse or end customers.



*OEM&ODM is always available, please mark down your need in cart or just contact us.

Shipping Order Track

Project Monitoring

User Instruction Guide

VIP Customer Service

Reliable Guarrantee

V21 Smartwatch Attractive UI Pedometer Heart rate Sleep Function

V21 Smartwatch high-resolution full round and full touch with attractive UI


v21 Smartwatch Suitable for professional sports user, make you understand exercise


IP67 waterproof smartwatch and long-lasting battery


Elegant outlook compare to other public model


Freely changeable strap, suitable for any occasion and dress


Additional information

Weight 0.055 kg
Dimensions 4.3 × 1 × 30 cm

1.3" full reflection screen
2.5D High hardness glass
Full touch
240*240 Resolution



Battery Working Time

Standby time 15-20 days
Working time 5-7 days



Strap Material

Leather band


PPG Heart rate sensor
Acceleration sensor

Operating System


Supported Devices

Android4.0 and above, ISO9.0 and above




180mAh LiPo

Charging Time

Less than 2.5 hours

Consult Your iSmarch Smart Watch & Smart Band Product Manager

We will study your smartwatch & smart band customization requests within 12hours and provide the most suitable item on-budget.