GPS location and temperature monitor moving refrigerators and cold freezer trucks

 GPS location and temperature monitor moving refrigerators and cold freezer trucks Description: Built-in 2.4G RFID receiver Built-in antenna and battery Support GPRS(TCP/UDP), SMS, tracked by software/cell phone Support mini USB port to update firmware Low power consumption With Microphone and listen-in function With 32Mbit memory, can store about 16000 PCS data With Temperature sensor and control or detect car door/engine on/off        GPRS alarm function:Over-speed /Geo-fence /Low battery /Power Cut/Motion/SOS  

Feature	Characteristics
Dimension	118mm*93mm*31mm
N.W	260g
Exterior Power Supply	DC 9V – 36V
Inner lithium battery	DC 3.7V/850mah
Standby time	About 72 hours
Work time	About 12 hours
Exterior GSM antenna	Receive GSM signal better
Exterior GPS antenna	Receive GPS signal better
Operating Temperature Range	-20℃ to +60℃
Air pressure	860Kpa –1060Kpa
Humidity	Up to 75% non-codensing
Position accuracy	10 –15 meters
GSM chip	support 4 frequency GSM 850/900/1800 /1900MHZ
GPS chip	Sirf-Star IV (super-sensitivity and high accuracy )
Button	4 buttons
GPRS Protocol	TCP/UDP
Position Accuracy	10-15 meters

     TZ-AVL11  2.4GHz GPS tracker                           TZ-TAG04 Temperature and humidity tag         TZ-TAG06 433MHz Temperature tag