Automatic Top-Off, Automatic Water Change & Roller Filter Control (Peristaltic pump titration)

如使用有问题请联系我（留言，评论均可）适用于淡海水缸，尺寸仅142*64*82mm，支持自动补水，自动换水及卷纸机定时开关。2026.03.14 更新，增加光电传感器挂钩，增加BOM，增加电路图BOM 序号名称数量链接1光电式液位传感器1https://item.taobao.com/item.htm?id=6424343906182源插座母座插头5.5*2.1mm1https://item.taobao.com/item.htm?id=687427320640&skuId=50730878700743蠕动泵3https://detail.tmall.com/item.htm?id=574915637871&skuId=37691113051174TYPEC 4P母头1https://item.taobao.com/item.htm?id=769601949875&mi_id=0000XzdDPpOVBQv2ZUA5uWEWf7S_XivYGl7jTMRZQsCG5CQ&skuId=5445954738088&spm=tbpc.boughtlist.suborder_itemtitle.1.220b2e8dZLkWTf5TYPEC 4P公头1https://item.taobao.com/item.htm?id=778063423414&mi_id=00005stB4NPJgBNbNs2hq8NFTceda1XIGwuEyTQ60YZdPTI&skuId=5319517877844&spm=tbpc.boughtlist.suborder_itemtitle.1.220b2e8dZLkWTf6TYPE-C 2P母头1ht