A kind of solar-electricity motor mower, including shaft, battery and the solar modules with what to the storage battery power supply are installed on shaft, the solar modules can dismantle installation by positioning mechanism on shaft, thus solar modules can be dismounted very easily, the structure for also simplifying solar-electricity motor mower, operate Portable power saving, can easily operate women or teenager user.一種太陽能電動割草機,包括桿身,在桿身上安裝有蓄電池及用於向所述蓄電池供電的太陽能模組,所述太陽能模組通過定位機構可在桿身上拆卸安裝,因而太陽能模組可以很方便的拆裝,也簡化了太陽能電動割草機的結構,操作起來輕便省力,即使女性或青少年使用者也能輕易的操作。