SOS button for help in case of emergency be gps tracker earrings for kids gps tracker TK106

  SOS button for help in case of emergency be gps tracker earrings for kids gps tracker TK106

Technical parameter:
1, GSM/GPRS module: SIM900 SIMCOM
2, frequency band: 850/900/1800/1900Mhz
3, communication protocol: TCP/UDP
4, CPU:ARM 7
5, GPS module: SIRF3 sensitivity: -159dBm

6, positioning time: cold Rev. 45s hot Kai 1s
7, 110220V: direct input 5V output
8, 850: 3.7V mAh lithium battery
9, standby time: 150 hours
10, working temperature:  -20°C to +55°C

11, positioning accuracy: 5-20m

Packaging&Shipping:

Packing size:212* 129*59mm
N.W.:50G
Packing weight:460G
Battery:2 Pcs
Instructions English :1
CD :1
Waterproof bag:1
Charger:1
USB interface:1

FAQ:

1. Q: Can I get some samples?

A: Yes,sample order is available for quality check and market test.
2. Q: What’s the delivery time?
A: usually below 100pcs is 3 days quick delivery.
3. Q: What's your payment terms?
A: PAYPAL , T/T, ALI -TRADE ASSURANCE
4. Q: Do you have the products in stock?
A: yes ,of course 
5. Q: Can I mix different models in one container?
A: Yes, different models can be mixed up in one full container.
6. Q: How does your factory do regarding the quality control? 
A: Quality is priority. We always attach great importance to quality control from the very beginning to the end of the production. Every product will be fully assembled and carefully tested before packing and shipping.