2016年7月13日星期三

GPS tracker device

chinacoal03

https://www.chinacoalintl.com
https://m.chinacoalintl.com/

Email: chinacoalservice@gmail.com 
E-mail: zhongmeixx12@gmail.com

GPS tracker device
GPS tracker device

Main function:
GPS satellite and LBS location
SOS emergency call: press the SOS button on the watch for 3 seconds to call
Family number speedy dialing
PC web real-time tracking
SMS tracking location
Geo-fence
History playback
remote monitoring
Three SOS number can be set up, the watch dial automatically dial the 123 number
double talk
Low electricity remind
Low radiation, green strap, USES the medical silica gel 
Back to dial the telephone number
Timely and accurate positioning


Item
GPS tracker device
Battery Volt
3.7V
Charging Volt
DC5V
Watch Size
32.5*23*12.3mm
Working Temperature
-20℃~+70℃
Working frequency
GSM 850/900/1800/1900 MH
Sensitivity
GSM -165dBm /GPRS CS4 -102dBm
Location query mode
PC platform, SMS, etc

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