http://www.100-gift.com/rss/193/1328/Water-Level-Alarm_1.xml Water Level Alarm Wholesale,china Water Level Alarm Suppliers, Manufacturers, Exporters en-us Promotional Gifts Center http://www.100-gift.com/custom_product/193/1328-1/Water-Level-Alarm-5836.html Special feature: 1)the alarm will sound when the desired water level is reached 2)count-down timer(99min.59sec. ~1sec) 3)temperature probing range: -10~70 c. Degree(-14f~158f) 4)lcd display 5)heavy-duty 6)ce certificate