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KC91
OEM
85269100
Overview
Opt for KC91 for its professional outdoor design that excels in harsh environments with MIL-STD 810H military-grade drop resistance and 3ATM waterproofing. It delivers 4-satellite precise GPS positioning (GPS/GLONASS/Galileo/Beidou) plus practical outdoor tools (barometer, compass, altitude measurement, tactical flashlight, SOS), perfect for hiking, climbing and cross-country sports. Equipped with a 530mAh large battery for ultra-long endurance, 100+ sport modes (6 smart motion recognition) and HX3918 sensor for all-round health monitoring, it balances sports tracking and health management. With Bluetooth 5.3 calling, AI GPT assistant, multi-language support and durable zinc alloy+plastic build with skin-friendly silicone strap, it’s the ultimate cost-effective smart companion for outdoor enthusiasts and sports lovers.

Supports 4-satellite navigation (GPS/GLONASS/Galileo/Beidou) for real-time precise trajectory tracking even in dense urban or wild areas; built-in barometer, compass and altitude measurement for outdoor direction and environment detection. Comes with tactical flashlight (high/low beam, warning flash) and SOS emergency function for safe outdoor exploration.
Equipped with HX3918 high-precision sensor for 24/7 real-time tracking of heart rate, blood oxygen and blood pressure; automatically records sleep quality (deep/light sleep) and offers practical reminders (sedentary, drink water, female menstrual, heart rate warning). Note: Data is for reference only, not a medical device.
Covers 100+ professional sport modes (hiking, skiing, boxing, cycling, etc.) and intelligently identifies 6 sports movements via upgraded algorithm; accurately records steps, calories, distance, exercise duration and real-time heart rate, with all data synced to DAFIT App for post-exercise analysis and goal setting.
Powered by JL7012A7 chip and Bluetooth 5.3 for stable Bluetooth calling and real-time message push for 20+ apps (Facebook, WhatsApp, Instagram, etc.); built-in AI GPT assistant supports intelligent translation, Q&A and weather inquiry, with practical functions like remote photography, music control and phone search.
MIL-STD 810H military-grade drop-resistant + 3ATM waterproof (sweat/rain/hand washing) with zinc alloy+plastic durable frame; 530mAh large-capacity battery supports 7-10 days of daily use and 90 days of standby, 20 hours of GPS mode use, with charging dock for convenient power replenishment. Skin-friendly 22mm liquid silicone strap (150-260mm adjustable) ensures all-day wearing comfort.
6 customizable watch faces + 8 menu styles for personalized UI; device supports 13 languages, push function covers multiple languages (Asian/European/African), and DAFIT App supports 27 languages, meeting the needs of global users. Built-in vibration reminder, brightness adjustment and do not disturb mode for user-friendly operation.
Technical Specifications
| Main Functions | SupportsAI voice assistant, AIdial,GPT,Bluetooth call making function, calculator , game,Flashlight welding |
| Health monitoring | Heart rate monitoring, blood pressure monitoring, blood oxygen monitoring, sleep monitoring, all day heart rate measurement |
| Exercise recording | Step count, calorie count, distance, stopwatch, timer,calculator |
| Other functions | Brightness adjustment, off screen time setting, wrist turning on screen, 8 menu styles, power saving mode, do not disturb mode, vibration intensity selection, time format, weather forecast, music control, alarm clock, search phone, 6dial UI switches (customizable dial), do not disturb mode, remote photography, female menstrual reminder, heart rate warning, Reminder for long sitting, search for phone, reject incoming calls |
| Message push reminder | Includes, short mail, microphone, QQ, Mail, Facebook, Twitter, WhatsApp, LinkedIn, Instagram, Line, Kakao Talk, Viber, Skype, Telegram |
| Watch word library language | 13 languages: Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian, Arabic, Ukrainian language, Italy, Portuguese (default English for factory language) |
| Screen size | 1.39 Inch TFT screen |
| Resolution | 360X360 |
| System | ios 9 and above, Andriod 4.40and above |
| Bluetooth version | 5.3 |
| Chip | JL7012A7 |
| Gsensor | LIS2DOCTR |
| Heart rate | HX3918 |
| Battery capactity | 530mAh |
| Memory | RAM_ 578KB+ROM_ 128Mb |
| Standby time | About 90 days |
| Battery life | About7-10 days |
| Charging way | Charging Dock |
| MotorV | Built-in vibration reminder |
| Waterproof level | 3ATM |
| Material | Zinc alloy+plastic |
| Watch size | 54.7*48.2*14.4mm |
| Band Width | 22mm/liquid silicone strap |
| Giftbox size | 85*28*155mm |
| Packing weight | 109.4g |
| Ctn size | 585*440*170mm |
| Pcs/Ctn | 100PCS |
| Weight of single head + strap | 59.5g |
| Total weight(KG) | 13.07KG |
Q1: How to connect KC91 to a phone?
A1: Download DAFIT App, turn on the bracelet/phone Bluetooth, and pair and bind the device via the App.
Q2: How to receive app/phone message alerts on KC91?
A2: Ensure Bluetooth connection, then enable DAFIT's message notification permission in your phone’s settings.
Q3: How to use the tactical flashlight and SOS function?
A3: Control the flashlight’s on/off/modes via the power button; activate SOS (three long and three short flashes) by clicking the power button in flashing state.
Q4: How to switch the watch face and UI menu style of KC91?
A4: Enter the bracelet’s setting interface, find the dial/UI option, and select your favorite style to switch directly.
Q5: What’s the battery life of KC91 and how to charge it?
A5: 7-10 days daily use, 90 days standby, 20 hours GPS mode; charge it via the dedicated charging dock included in the package.
Upgrade your outdoor sports and daily fitness with KC91! Conquer every adventure with military-grade durability, 4-satellite precise positioning and practical outdoor survival tools. Track your fitness goals with 100+ sport modes and intelligent motion recognition, and keep an eye on your health with 24/7 monitoring. Enjoy stable Bluetooth calling, AI GPT assistant and ultra-long battery life—all in one lightweight, comfortable and multi-functional smart bracelet. KC91 is your ultimate wrist companion for outdoor exploration, daily sports and healthy living! Grab your KC91 today and start your fearless adventure!











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For lady protection , Chile Government launched the GPS watch Jun.14,2021 GPS watch for lady women protection from partner violence -Chile Government launched TV the GPS watch for lady women protection from partner violence (Jun.14,2021) We’re working together against domestic abuse, we offer the GPS tracker (watch ) with panic button for emergency call for help , and real time real google map position monitoring ,until women and children are safe. Government working together to provide life-saving services and build a future where domestic abuse is not tolerated. “GPS tracker monitoring is not the panacea to keep women safe but it is another tool in the tool kit as we seek to address the full life cycle of violence across prevention, early intervention, response and recovery.”
Thailand's Government-sponsored health monitoring project for the elderly --------This project was a collaborative effort involving the local social community volunteers, the Red Cross, and elderly health care centers ( Nov.15,
LifeLine Elderly Healthcare & Senior Hajj Pilgrim Muslims Islam Project in Iran Muslims Islam When it comes to caring for our loved ones as they age, the concerns are complex and multi-layered. Worrying about a sudden fall, forgetting to take medication, or even feeling isolated all take a toll on families. In the past, our only recourse was to rely on traditional systems; frequent calls, handing over the house keys to a neighbor, or simply hoping that nothing bad would happen. But today, with the advent of new technologies, our definition of “active care” is changing. One of the pioneers of this change is the smart care wristband , which literally creates an invisible line of defense between the elderly and potential dangers. These devices are no longer just time-telling or pedometers; they are equipped with advanced fall sensors that can warn in a split second before the family even knows about a problem. But is this technology truly a “necessity” or a luxury?
Beesure GPS SeTracker Server Protocol ,Server Protocol GPRS Communication
A fall detection watch should be judged by the complete response it supports, not by a feature label.
WiFi can reduce elderly GPS watch power use when it replaces energy-intensive cellular communication or repeated satellite location attempts in a known indoor environment.
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A Kids GPS Tracker Watch becomes school-friendly when its design supports learning rather than competing with it. That requires more than adding a class-mode label.
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The best choice among Pets GPS trackers is not simply the one with the longest claimed battery life or the most dramatic “real-time” label.
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Homecare works best when an older adult can keep familiar routines while caregivers have a clear way to respond if something changes. The D41WiFi elderly GPS tracker watch is designed for that balance.
Parents do not need a device that turns every ordinary school run into surveillance. They need a reliable way to check in when a child is walking to school, moving between activities, or waiting for collection. The D35WiFi kids GPS watch is designed for that practical middle ground.
A simplified RTOS-based smartwatch that integrates Wi-Fi connectivity to address these limitations. The key innovation is dual-mode Wi-Fi connection—enabling both manual user control and remote caregiver management. The device excludes a camera to reduce cost, complexity, and privacy concerns, making it more accessible and acceptable for elderly users. The RTOS-based GPS health monitoring watch with dual-mode Wi-Fi connectivity offers a practical, cost-effective solution for elderly care. By excluding a camera, the device reduces cost and complexity while addressing privacy concerns. The combination of manual and remote Wi-Fi management ensures continuous connectivity regardless of the user's technical ability. With applications across homecare, nursing care, and hospital care for elderly, this simplified design effectively meets the essential needs of elderly monitoring while remaining accessible to its users.
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Car theft often becomes harder to address because owners discover it only after the vehicle has already left the area. Vehicle GPS Trackers help close that gap by sending movement, ignition, vibration, or geofence alerts and providing location data that can support a faster response.
In today's fast-paced world, keeping track of loved ones and valuable belongings can feel overwhelming. A Mini GPS Tracker offers a simple yet powerful solution for real-time location monitoring, safety alerts, and peace of mind. Whether you need a GPS tracker for elderly with fall detection, a Mini
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