The products we buy are much better than those of other suppliers in terms of quality and function.I like their company very much, and they are a supplier that we can cooperate with for a long time!
Kansas City, Missouri
I've been working with Great-Will for over 5 years and they've never let me down, and the service has been top of the line ever since I ordered my first GPS tracker.Now we have been keeping cooperation!
Great-Will is the most reliable provider of GPS tracking devices I have come across.If you are looking for a quality supplier, check out Great-Will!Put forward your demands right away!
Sky Valley, California
We chose Great-Will as our company's GPS Tracker provider.After a few months of cooperation, we got a perfect product quality, professional supplier,
Get one of the best shipping rates and high-quality service.
We are focused on providing our clients with the highest level of quality and excellent customer support.
We focus on providing our customers with the highest quality level GPS tracker products!
1.What kind of sim card your devices be supported ?
—Our trackers use sim card compatible with 2G GSM network 850/900/1800/1900Mhz quad band.Need more info ,contact us.
2.Do i need data plan in my SIM card?How much ?
If you want to track vehicles through Web or App platform, GPRS data is necessary.If SMS command is enough for you ,then no need to get data plan. Regarding the data capacity ,every countries is different.For your reference, in China, 100MB is enough for 10secs upload interval.
3.Which kind of trackers do your platform support ?
Our software is compatible with most trackers in the market such as TR05,JTR08m,AT2,etc. While we highly recommend platform from device supplier,that way can simplified after-sales technical support .