Li1+xV3O8 is an important electrode material for lithium ion batteries,which can be used as cathode material for traditional lithium ion batteries and anode material for aqueous rechargeable lithium batteries.It has been researched extensively as cathode material for traditional lithium ion batteries.Besides this,the application of Li1+xV3O8 anode material in aqueous rechargeable lithium batteries has attracted much attention.The research advances in Li1+xV3O8 as active material for traditional lithium ion batteries and aqueous rechargeable lithium batteries are reviewed.The development trends of Li1+xV3O8 are pointed out.