30amp to 110 adapter ，30 amp to 15 amp generator adapter converts 4 Prong with Twist Lock 30 Amp to 15 Amp Generator Power Cord Support max 30 Amp overload, 125V, max wattage 3750 watts, STW power cord with L14-30 male plug and 3 X 5-15 female receptacle LED lights up when connect power source 100% of the products have been rigorously tested to ensure that each product received by our user can work perfectly 30amp to 110 adapter ，30 amp to 15 amp generator adapter converts