Product descriptionBattery not included. DS1307 I2C real time clock chip (RTC) 24C32 32K I2C EEPROM memory Using LIR2032 rechargeable lithium battery and charging circuit with DS1307 with battery backup can not solve the problem of literacy . Fully charged, can provide DS1307 timing 1 year. Compact ..
Product descriptionThe Gate Opener/Relay Switch RTU5034 is an powerful GSM Relay, it is a very simple devicewhich can be used for authorized door access,controlling gates, switching of remote equipment, car parking systems.Actually the GSM 3G Gate Opener/Relay Switch can be used in places which requ..