保护罩设计
可替换锋利刀片 清洁力度较大
铝合金手柄，重量轻，高强度，寿命长
淡海水通用 可选配加长杆，适应不同鱼缸
The protective cover is designed to be safer and replaceable.
Sharp blade for more thoroughly cleaning.
Aluminum alloy handle, light weight, high strength and long service life.
Can be use for both Fresh and sea water.
