Specification S21

S21 Specifications

Model name V25
Chip RTK8762C
Screen 1.28 IPS inch colour screen
Resolution 320*240
Touch Full touch screen
Material Zinc ALLOY
Battery 200mAH
Standby time 7-15 days
Working time 5-7 days
Waterproof IP67 (NOT suitable for swimming, bathing or showering)
Android 4.4, iOS 8.0 or above


Smartwatch languages
Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian, Arabic, Ukrainian
APP language
English, Simplified Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, traditional Chinese, Ukrainian, Italian, Portuguese, Dutch, Polish, Swedish, Finnish, Denmark, Norway, Hungary, Czech, Bulgaria, Romania, Slovakia, Latvian, Indonesian, Thai, Turkish, Vietnamese, Hindi, Pashto, Lithuanian, Estonian Slovenian, Croatian, Greek
7 workout modes:
Walking, Running, Cycling, Skipping, Badminton, Basketball, Football
Health monitoring:
Temperature Check, Workout Completion Notifications, Sleep monitoring, Heart Rate Monitoring, All-day Heart Rate Checking, Blood oxygen
Other features:
Message notifications, Weather forecast, Music control, Quick view, Silent Alarm Clock, Watch Faces Customization, Sedentary Reminder, Stopwatch, OTA updates.


Watch strap

Type: Removable watch strap
Material: Silica Gel
Width: 18mm
Adjustable length: 155 - 240 mm

Watch Body material: zinc alloy
Watch face: 41.5mm

Package contents

1 x S21 smart watch
1 x Charging cable
1 x User manual


Our mission is to supply quality fitness tech to the people who strive to improve their health, fitness and everyday life. To do this, we have adapted high-end technology to decrease the price for our customers. We will continue to design and create smart products that are affordable to everyone.


We are TEBARRA. The affordable trendy brand that supplies high tech products, such as smartwatches, and soon body scales, fitness bands and more. All of our products have been designed in the UK. We do not do anything halfway here at TEBARRA, so we made sure that everything has been quality checked. Your satisfaction is our top priority.


Leading a busy lifestyle presented its challenges as many of you may know. We were searching for something that would keep us going, keep us motivated and organised. And we found it - a smart watch. We realised that a great fitness watch does not have to cost us a fortune. And that is what we are bringing to YOU here, at TEBARRA. We have launched this store to help other people with busy lifestyles, to achieve their fitness goals, become cautious about their health & wellbeing.

So this is how TEBARRA was born. We took the best fitness tech on the market, packed in the best features & design to create this vibrant and affordable brand that will make your life easier & healthier.