Function: 1-3-4-5-6-7-8-9=ON, 2=OFF. Activation key for extra features. P-EEP Features: 1 = Wheel lock, 2 = Car detection, 3 = Safety grille, 4 = External traffic light, 5 = Internal traffic light, 6 = dock light, 7 = Sirene, 8 = inflatable shelter, 9 = door