When you think of convenience,and electricity, you think this portabl solar generator ... This will sure solve all your electricity needs... This solar system is packed with th premuim lithium battery and pure sine wave inverter with an inbuily mppt controller to ensure you have a faster charging when using solar ... It is all in one system that does not require any installation... just connect you Regular generator plug to it and yoh have light ... the beauty of this is that, you can even see what your appliances consume in real time ,displayed on the lcd of the device and the expected time remaining to run that way you can easily manage which appliances to turn off in an event you want your gen to run longer ... nkt juat that, when charging , it even display the time remaining to get fully charge... This devicd can powee you fridge or freezer for up to 10hrs no stop... get this now and say goodbye to blackout ...