你下面的充电器太小了，买5到10安的； 这个电池寿命长很多，价钱差不多；太阳能产业带来的好处

https://www.amazon.com/12V-Low-Temp-Protection-Rechargeable-Waterproof/dp/B0DST42S9Y/ref=sr_1_4?crid=54X452C14AO8&dib=eyJ2IjoiMSJ9.YWJWM5y5csV1LvMwrrihLNZtgszJDmgqn0PhUijNxp4KKnV3ElMliN6vCN0WRPEWG5CR55Q4-w7sFlPbLUUCaKvhSq0ILs3bscloGr3uhzE6B1OERRclEbWzmAvB1710XB4aWFld1mjgmZxJY_KYQEaT4WuFE23QT1TEjsSJm0OC__NEhFefyjc1oosNUjcNfAmyxafJKT6DCfS_bx0pjfAiPV8YcMSwlPiLGFuuhqA.5Tm1LfUabmx_VatLusqFnkKDD0vYVMnDxIGTYSLjA-c&dib_tag=se&keywords=battery+solar&qid=1756624634&sprefix=battery+solar%2Caps%2C138&sr=8-4