Why is this product better than the diesel powered tower I use now?

There is no downtime, no fuel costs, no emissions, no maintenance, and no monthly cost.

How long do the batteries last?

Normal operations life expectancy is 3 to 5 years.

How durable are the solar panels?

They are covered with a safety glass and can withstand winds up to 80mph.

Are there plugs on the unit?

Yes. You can plug heavy power tools into the tower and use as an additional work station with no loss of power.

Can the lights face opposite directions?

Yes, they are multidirectional.

How long do the lights take to charge?

Rain or shine, they will charge in about 4 hours.

After the lights are charged, how long will they last?

At least two full nights, even without sunlight.

I see there are tires on the unit, I assume to move it from place to place. How does it work?

The unit travels easily by hooking up to a ball hitch on the back of a truck.