Do any power inverter above 300 watt include a cigarette lighter adapter?
No a cigarette lighter can not handle more than 300 watts, the highest model with a cigarette lighter is the AED400, 400 Watt 12 Volt DC to 110 Volt AC Power Inverter. function farcel() { r3.value = v3.value*v7.value; //v3.value = r3.value/v7.value; } var amphour=0; function dcac() { amphour = (rm.value * type.value); totalmin.value = (amphour / watt.value) * 60; totalhours.value = (amphour / watt.value); } You can only use up to 300 watts on the cigarette lighter input with the AED400 or up to 400 watts using the cables by connecting directly to the battery.