only need 2 hours to charge fully.
In addition, considering the loss of solar panels during conversion, the effect of 2 panels is not good.we suggest to connect at least 3pcs Bluetti solar panel in series. Click To Download Bluetti AC200P User Guide Supports fast dual-way charging input: AC adapter + solar panel/AC adapter (purchase separately). Multi Outlets of DC & AC Output & Wireless charging Can charge up to 13 devices simultaneously.