inputs.text: gps realtime tracker gsmgprs track unit anywhere pcsmartphone sms g810 - product looked great sounded great packed full features however product not come disk manual chinese ehemailing chinese seller ask disk manual sent ehemail english version manual not disk since not returned ehemails furthermore amazon refused anything product radioactive components charging turning felt weird sensation right leg threw away sensation stoppedi would not recommend product anyone believe product hazardous health would harm someonenevertheless rate product negative 10000