With the McCamping inverters you convert 12 V on-board power of your camping bus or motorhome into 230 V sine voltage. Thus, common devices such as coffee maker, TV or hair dryer can be used as usual even in camping vehicles. Integrated USB connection (5 V, 2.1 A). Safety is provided by the reverse polarity and short circuit protection. The integrated fan protects against overheating. Acoustic warning signal when the battery level is low.