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4 Channel Switch with Input GSM Module Phone Remote Control Switch c/w Sim

  • £28.99
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1 x GSM Board. 1 x GSM Aerial. GSM Module uses dc/ac Power Source. GSM – Sim800L. and will limited the life of the GSM. FIRE ALARM MONITORING. AUTOMATIC GATE OPENER. Output is volt free and have 6 Amp...
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