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| H4 GSM Smart Socket |
Dear all,we just uploaded the GSM smart socket book on H4 official website,You can control the GSM switch through rings or short messages.It can control water heaters, electric motors, electric doors, lights, rice cookers and other appliances.Whether you're on the road or in the office, easy and low-cost to control remote appliances.
If you interested,please go to www.china-h4.com download page to get.
(The book designed by H4 design center)
H4 Smartswitch(CNH4)
10th Mar 2013
