BWSMB-KE by BAT WIRELESS Design and production,in SEHOT CO., LIMITED Spot sales,And can pass SEHOT CO., LIMITED Purchasing。BWSMB-KE Price reference $ 0.694839。BWSMB-KE - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information BWSMB-KE Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial