620w /24volts mono crystalline solar panels double sided glass.
These solar panels produces high current when charging.
These solar panels uses both sides to charge.
It has high charging voltage rate.
One solar panel can charge the battery of 200ah.
It's very strong enough, powerful, efficiency and durable to operate the whole household.
It has a warranty of 10yrs and high lifespan of more than 20yrs.
We do both wholesale and retail price,make yr orders now for quick delivery and installations.