Marantec M4-705 Safety Sensors - Eye Safety Works withW all Marantec garage door opener units 1 Marantec M4-705 Photo Eye Safety System with receiver and transmitter included in kit. Comes with brackets, wiring, hardware and installation instructions. Replace Marantec openers: M4500, M4700, Q7500, Q7700, M4500e, M4700e, Q7900, Replace Models Viper Models X-90, X-70, X-50