I. Product Overview
This wristwatch is a Beidou intelligent outdoor single soldier positioning wristwatch.
The Beidou wristwatch is equipped with the Beidou-III navigation system and signal anti-interference design, which can provide positioning, timing, direction finding, emergency rescue, health information monitoring and transmission, etc. as the main functions for outdoor explorers, outdoor workers, and emergency rescue teams.
II. Application Scope
Applied in emergency, fire rescue and other fields.
III. Product Features
1. Beidou and GPS multi-constellation combination positioning and timing
2. Latitude and longitude coordinates, and national 2000 coordinate system multi-coordinate system coordinate display
3. Teammate position distribution map and action trajectory recording
4. Coordinate position navigation
5. Position reporting, command receiving and sending
6. SOS alarm
7. Vital sign recording
8. Wireless remote communication
9. Exercise mode
IV. Main Technical Specifications
Basic Specifications
Network Support Bluetooth BLE 5.0 (2.4GHz, communication range > 20 meters);
WiFi (2.4GHz, in Station mode, meeting 802.11b/g/n standards, communication range > 50 meters); LORA
NBIoT (824M~960M, supported by 3 major operators, built-in patch-type eSIM)
Unlimited long-distance communication
Dimensions (W*H*D) Dial diameter ≤ 50mm (excluding the installation mechanism of the strap, buttons, etc.)
Thickness ≤ 13mm (excluding the raised structure of the sensor)
Weight ≤ 120g (excluding the strap)
Display: OLED color display, visible diameter ≥ 36mm
Supports hand-up screen illumination
Touch: Supported, single-point touch
Buttons: 5 physical buttons (OK/UP/DOWN/Back/Power On/Off)
Includes 5 physical buttons for power on/off, page up/down, emergency call, function confirmation, with automatic lock screen and anti-mis-touch function
Battery: 310mAh (low-temperature lithium battery)
Working time ≥ 7 days (heart rate and blood oxygen collection not less than 30 minutes; long-distance communication always on; no less than 100 screen on times per day, each time 10 seconds; 5 active calls and 5 passive calls per day; 5 cold start positioning, each positioning time 60 seconds)
Standby time ≥ 21 days (screen-off timing; no network communication, BLE can be awakened)
External interface: Contact-type waterproof interface, supports charging, data reading, software upgrade functions, USB Client mode, in accordance with USB2.0 standard
RFID: Supported
13.56MHz, in accordance with ISO/IEC 1443-type A/B protocol
Motor: Supported
Buzzer: Supported
Location: BDS + GPS
Beidou 2, Beidou 3
Location accuracy requirements (horizontal 8 meters, vertical 9 meters), timing time (cold start 60 seconds)
Air pressure height: Supported
Atmospheric pressure error: ≤ 300Pa, height error: ≤ 50m
Range 5000m height
G-Sensor + Gyroscope: Supported
Geomagnetism: Supported, the error between the compass needle and the actual north direction is ≤ 10°
Heart rate: PPG heart rate, data with an error of ±5bpm is ≥ 90%
Life sign abnormal alarm
Blood oxygen: Supported, data with an error of ±3% is ≥ 80% (collection time not less than 60 seconds)
Surface body temperature: Supported, using infrared temperature technology, measurement accuracy ±0.5℃
Water immersion detection: Supported
Emergency call identity verification: Supported, supports software writing of a unique identification number
Charging method: Magnetic suction to prevent wrong insertion, black
Glass cover: Sapphire, AF coating
Lap: Plastic
Middle frame: Titanium alloy color
Back shell: Metal
Strap: Liquid silicone, black (ear fastening quick-release method)
Environmental indicators
Working temperature: -40℃, Test duration: 2 hours
+55℃, Test duration: 2 hours
Storage temperature: -55℃ (temperature stability time: 2 hours + continuous holding time: 24 hours)
+70℃ (temperature stability time: 2 hours + continuous holding time: 48 hours)
Charging temperature: 0℃ - +45℃
ESD: ±6K contact discharge and ±10K air discharge
Dust and water resistance level: 50 meters waterproof (5 ATM)
Immersion: 1m/2h
Sand dust: GJB 150A, blowing dust, 2.2 ± 0.5
Performance indicators
Durability: Total lifespan: more than 500 charge-discharge cycles, battery capacity not less than 80%;
Storage period: 3 years (maintenance once every half year)
Reliability: Quantitative requirements:
Mean Time Between Failures (MTBF):
a) Specified value: 1200 hours;
b) Minimum acceptable value: 800 hours
Qualitative requirements:
By adopting simplified design, mature design, reduced margin design, thermal design, tolerance design, interface compatibility design and process reliability methods, the basic reliability of the product is improved; Key products adopt redundant design, fault-tolerant design, etc., to improve the mission reliability of the product
Testability: Should have status indication functions such as battery level display, low battery reminder, and function switch
Safety: All materials of the product comply with relevant national hygiene standards, and wearing on the human skin does not cause allergic reactions (release amount, content and solubility of harmful elements meet the regulations of GB 28480-2012 on harmful element limits for jewelry) Basic functions
Button lock Supported
Oxygen saturation Supported
Alarm clock Supported
Stopwatch Supported
Calendar Supported
Countdown timer Supported
Screen illumination upon raising hand Supported
24-hour heart rate Supported
*SOS alarm Supported
Outdoor functions
Electronic compass 倾斜 correction: full
Direction scale degree
Pointer north
Compass error ±5°
Compass accuracy 1°
Magnetic declination correction Supported
Degree of accuracy Supported
Weather Barometer Supported
600...1000 mbar, at 20°C ±0.5mbar
300... 1100 mbar, 0... 60°C ±2mbr
300... 1100 mbar, -20... 85°C ±4mbar
Pressure chart Supported
Weather trend indication Supported
Temperature -20℃ to +60℃
Pressure accuracy ±1 hPa
Temperature accuracy 1°
Height gauge Pressure altitude Supported
600...1000 mbar, at 20°C ±0.5 mbar, approximately 5 meter error
300... 1100 mbar, 0... 60°C ±2mbr approximately 15 meters
300... 1100 mbar, -20... 85°C ±4mbar approximately 40 meters
GPS & BDS altitude support
Altitude map support
Altitude gain/loss support (based on a mixture of barometric and satellite algorithms)
600...1000 mbar, at 20°C ±0.5mbar approximately 5 meter error
300... 1100 mbar, 0... 60°C ±2mbr approximately 15 meters
300... 1100 mbar, -20... 85°C ±4mbar approximately 40 meters
Vertical speed Supported (based on a pressure and satellite hybrid algorithm)
600...1000 mbar, at 20°C ±0.5mbar approximately 5 meters of error
300... 1100 mbar, 0... 60°C ±2mbr approximately 15 meters
300... 1100 mbar, -20... 85°C ±4mbar approximately 40 meters
Altitude difference Supported
600...1000 mbar, at 20°C ±0.5mbar approximately 5 meters of error
300... 1100 mbar, 0... 60°C ±2mbr approximately 15 meters
300... 1100 mbar, -20... 85°C ±4mbar approximately 40 meters
Recording frequency: 5 seconds
Accuracy: 1 meter
Range: -100 - 9000 meters
Satellite positioning and navigation: Satellite system - BDS & GPS
GPS recording frequency: 5 seconds
Support for Gauss coordinates
V. Product Configuration
One wristwatch, one user manual, one certificate of conformity
