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kids GPS bluetooth anti-lost smart watch phone

kids GPS bluetooth anti-lost smart watch phone

SKU编号: FS996491
kids GPS smart watch phone LBS BD GPS RFID function
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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