K90 Smartwatch Bluetooth Calling with budget cost


1.Bluetooth calling get your cellphone free to answer any phonecall

2.Blood pressure and blood Oxygen 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.Heart rate, very important for old and sports user


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

K90 Smartwatch Bluetooth Calling with budget cost

K90 Smartwatch simple design makes life smarter


Smart watch with 4 colors refresh your mind everyday


K90 Smart watch with sleep monitor make your sleep better


A Smart Watch knows your better with heart rate monitoring


Smart watch support wake up Siri option without a phone or clock reminder. Bluetooth Calling function



Additional information

Weight 0.053 kg
Dimensions 3.8 × 4.4 × 1.36 cm

1.54" IPS High digital Screen
2.5D High hardness glass
Full touch
240*240 Resolution



Battery Working Time

Standby time 7-10 days
Working time 3-4 days



Strap Material

Silicone band


PPG Heart rate sensor
Acceleration sensor
HR Sensor
Pedometer Sensor

Operating System


Supported Devices

Android4.4 and above, ISO8.0 and above




200mAh LiPo

Charging Time

Less than 3 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.