| 摘要 |
<p>A cultivator includes at least one rechargeable battery (21, 22) for an electrical power tool as a power source. The at least one rechargeable battery (21, 22) may include a plurality of rechargeable batteries (21, 22). Further, the plurality of rechargeable batteries (21, 22) may be switched in sequence, so as to be used as the power source.</p> |
