---
product_id: 651934337
title: "Xiaomi Smart Band 9 Black"
brand: "nk"
price: "S/.9"
currency: PEN
in_stock: true
reviews_count: 5
url: https://www.desertcart.pe/products/651934337-xiaomi-smart-band-9-black
store_origin: PE
region: Peru
---

# 21-day battery life Aluminium alloy frame with 4 iridescent colors 2-channel PPG sensor for 10% more accuracy Xiaomi Smart Band 9 Black

**Brand:** nk
**Price:** S/.9
**Availability:** ✅ In Stock

## Summary

> ⌚ Elevate your wrist game with precision, style, and stamina!

## Quick Answers

- **What is this?** Xiaomi Smart Band 9 Black by nk
- **How much does it cost?** S/.9 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/651934337-xiaomi-smart-band-9-black)

## Best For

- nk enthusiasts

## Why This Product

- Trusted nk brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Style Meets Function:** Sleek aluminium alloy frame with quick-release straps in four iridescent colors to match your professional and social vibe.
- • **Precision Health Insights:** Dual-channel PPG sensor delivers 10% more accurate heart rate and SpO2 monitoring for smarter wellness decisions.
- • **Seamless Smart Connectivity:** Bluetooth-enabled with a bright touchscreen and intuitive Zepp OS for effortless control and notifications on the go.
- • **Comprehensive Wellness Tracking:** Monitor heart rate, SpO2, sleep quality, and stress levels with detailed scores and actionable recommendations.
- • **Endurance that Outlasts Your Hustle:** Up to 21 days of battery life with fast 1-hour charging keeps you powered through every deadline and workout.

## Overview

The Xiaomi Smart Band 9 Black combines a premium aluminium alloy design with advanced dual-channel PPG sensors for 10% improved heart rate and SpO2 accuracy. It boasts an impressive 21-day battery life—30% longer than its predecessor—and fast charging in just one hour. Equipped with comprehensive health monitoring features including sleep and stress tracking, it syncs seamlessly via Bluetooth and runs on Zepp OS, making it the ultimate fitness and wellness companion for the modern professional.

## Description

1

Review: ottimo tracker e orologio - La Xiaomi Smart Band 9 si conferma un eccellente compromesso tra prezzo e prestazioni. Il design è elegante e leggero, rendendola comoda da indossare per tutto il giorno. Il display AMOLED è luminoso e ben visibile anche alla luce del sole, con una buona reattività al tocco. Dal punto di vista delle funzionalità, offre una vasta gamma di opzioni per il monitoraggio della salute e del fitness, come il conteggio dei passi, il monitoraggio della frequenza cardiaca, del sonno e degli allenamenti. L’integrazione con l’app Mi Fitness è semplice e intuitiva, con report dettagliati sui dati raccolti. L’autonomia è eccellente: con un uso moderato, la batteria dura tranquillamente più di una settimana. Unica pecca è la mancanza del GPS integrato, che richiede di avere il telefono con sé per le attività all’aperto. Nel complesso, è un dispositivo affidabile e completo per chi cerca un fitness tracker funzionale senza spendere troppo.
Review: Reçus rapidement - Aucun soucis à signaler

## Features

- Elegance and colour on your wrist. Enjoy a vibrant and metallic design with an aluminium alloy frame that adds a refined touch to your style. Available in four iridescent color options, the quick release structure allows for easy strap change for any occasion.
- Advanced precision technology. Experience a more accurate measurement with the PPG double channel configuration. Equipped with a 2-channel PPG sensor, this device improves the accuracy of heart rate and SpO2 monitoring and provides up to 10% more accurate tracking than its previous version.
- Long battery life. Forget about constant charging. With up to 21 days of battery life in normal daily use, this device outperforms its predecessor by 30%. You can also enjoy the convenience of fast charging, which completes charging in just one hour.
- Comprehensive health monitoring. Stay in tune with your well-being through an advanced health control system. From heart rate and SpO2 to sleep and stress levels, this device gives you detailed sleep scores and recommendations to improve your daily habits.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DDKT3SKF |
| Additional Features | Activity Tracker, Calendaring, Time Display |
| Age Range Description | Adult |
| Band Color | Midnight Black |
| Band Material Type | Metal |
| Battery Average Life | 21 days |
| Battery Capacity | 233 |
| Battery Cell Type | Lithium Polymer |
| Battery Charge Time | 1 Hours |
| Battery capacity | 233 |
| Best Sellers Rank | #70,701 in Sporting Goods ( See Top 100 in Sporting Goods ) #405 in Activity Trackers |
| Brand | NK |
| Built-In Media | 1 |
| Case Material Type | Aluminum |
| Cellular Technology | 4G LTE |
| Clasp Type | Single Pusher Foldover Clasp |
| Closure Type | Buckle |
| Color | black |
| Communication Feature | Bluetooth |
| Compatible Devices | Smartphone |
| Compatible Phone Models | All current smartphone models with Android or iOS |
| Connectivity Technology | Bluetooth |
| Connectivity technology | Bluetooth |
| Controller Type | Touch Control |
| Customer Reviews | 4.4 out of 5 stars 661 Reviews |
| Display Type | AMOLED |
| GPS Geotagging Functionality | No GPS |
| Human Interface Input | Touchscreen |
| Item Weight | 0.1 Kilograms |
| Manufacturer | NK |
| Maximum Display Brightness | 1200 Nit |
| Memory Storage Capacity | 16 MB |
| Memory storage capacity | 16 MB |
| Metrics Measured | Optical heart rate sensor |
| Model Name | Smart Band 9 |
| Model Number | Smart Band 9 |
| Operating System | Zepp OS |
| Operating system | Zepp OS |
| Resolution | 192 x 490 Pixel |
| Screen Size | 0.95 Inches |
| Shape | Rectangular |
| Special features | Activity Tracker, Calendaring , Time Display |
| Sport Type | Fitness |
| Style Name | Modern |
| Supported Application | Sleep recording |
| Supported Satellite Navigation System | GPS |
| Target Audience | Active individuals of all ages |
| Warranty Description | MANUFACTURER WARRANTY |
| Warranty Type | Limited |
| Water Resistance Depth | 50 Meters |
| Water Resistance Level | Water Resistant |
| Waterproof Rating | IPX8 |
| Wearable Computer Type | Activity Tracker |
| Wireless Compability | Bluetooth |
| Wireless Provider | du |
| Wireless communication standard | Bluetooth |

## Product Details

- **Battery capacity:** 233
- **Connectivity technology:** Bluetooth
- **Memory storage capacity:** 16 MB
- **Operating system:** Zepp OS
- **Special features:** Activity Tracker, Calendaring, Time Display

## Images

![Xiaomi Smart Band 9 Black - Image 1](https://m.media-amazon.com/images/I/61Fp-q8xmdL.jpg)
![Xiaomi Smart Band 9 Black - Image 2](https://m.media-amazon.com/images/I/51MKX0iIjlL.jpg)
![Xiaomi Smart Band 9 Black - Image 3](https://m.media-amazon.com/images/I/610LMbuTGJL.jpg)
![Xiaomi Smart Band 9 Black - Image 4](https://m.media-amazon.com/images/I/41wgVicn+XL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ ottimo tracker e orologio
*by M***Z on 21 January 2025*

La Xiaomi Smart Band 9 si conferma un eccellente compromesso tra prezzo e prestazioni. Il design è elegante e leggero, rendendola comoda da indossare per tutto il giorno. Il display AMOLED è luminoso e ben visibile anche alla luce del sole, con una buona reattività al tocco. Dal punto di vista delle funzionalità, offre una vasta gamma di opzioni per il monitoraggio della salute e del fitness, come il conteggio dei passi, il monitoraggio della frequenza cardiaca, del sonno e degli allenamenti. L’integrazione con l’app Mi Fitness è semplice e intuitiva, con report dettagliati sui dati raccolti. L’autonomia è eccellente: con un uso moderato, la batteria dura tranquillamente più di una settimana. Unica pecca è la mancanza del GPS integrato, che richiede di avere il telefono con sé per le attività all’aperto. Nel complesso, è un dispositivo affidabile e completo per chi cerca un fitness tracker funzionale senza spendere troppo.

### ⭐⭐⭐⭐⭐ Reçus rapidement
*by T***R on 14 January 2025*

Aucun soucis à signaler

### ⭐⭐⭐⭐⭐ Bracelet xiaomi
*by F***O on 26 January 2026*

J’adore ce bracelet qui ne me quitte plus ! Les fonctions sont super, il tient facilement une semaine sans être rechargé. J’en ai racheté que j’ai offert car la qualité est bien présente , le bracelet ne montre aucun signe d’usure alors que j’en fais une utilisation quotidienne depuis 1 an. Le bracelet est un peu compliqué à fermer les premières fois, mais c’est ce qui garantit qu’il tient bien. Super produit

## Frequently Bought Together

- Xiaomi Smart Band 9 Black
- Bcuckood Braided Bracelet Compatible with Xiaomi Smart Band 9/8, Elastic Watch Strap Solo Loop Nylon Stretchy Replacement for Men and Women

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**Shop now:** [https://www.desertcart.pe/products/651934337-xiaomi-smart-band-9-black](https://www.desertcart.pe/products/651934337-xiaomi-smart-band-9-black)

---

*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-04-23*