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Picture of kids GPS bluetooth anti-lost smart watch phone

kids GPS bluetooth anti-lost smart watch phone

SKU: FS996491
kids GPS smart watch phone LBS BD GPS RFID function
Reproduction is welcome and allowed for free circulation only.
     

kids GPS smart watch phone LBS BD GPS RFID function


Main function:

two way communication

Voice chat

Bluetooth anti-lost

SOS

electric fence

Specification:

Working current: less than 100mA
quiescent current : less than 4.5mA
Operating temperature: -20 ℃ ~ 60 ℃
Storage temperature :-40 ℃ ~ 85 ℃
Operating humidity :20% ~ 80% RH
size: 30mm
Battery:450mAh battery supply
RFID alternate source> in January (in GSM dead battery case)
Sleep Time> 1 week
Charging time <120 minutes
signatures (RFID2.4G) the maximum effective reading distance 5-80m [read-write distance is 100m], can be read at the same time the number of more than 500 people to enter the campus without losing information
GPS sensitivity: -162dBm ~ -158dBm
GPS positioning accuracy of 10 meters (open sky)
meters from the base station positioning accuracy 50-2000
Speed accuracy ;0.1 m / s
Hot startup: 1s
Cold start <1 min (normal wear outdoor)
fast positioning support AGPS
GSM working band GSM850 / EGSM900 / DCS1800 / PCS1900MHz global quad-band
GSM sensitivity ≤-108 dBm
GPRS Class 12, TCP / IP build in GSM MODULE
protocol compatible GSM / GPRS Phase2 / 2 +
positioning mode LBS + BD + GPS mode
Waterproof :life waterproof
 ESD Level ESD specifications (can withstand exposure 4KV, air 8KV), national level