create a drawing of a rectangular base with a hole in the center. attached to the base is a u-shaped holder with hole on either side of the U neat the top. The middle of the base of the u has a hole init. The hole in the base and the hole of the holder line up. the holder is attached to the base. an axle rod runs from each of u-holder arems. The axle rod has a spring attached. the axle rod fits through the center of the spring. the other end of the spring is attached to the u holder arm. a stick is attached to the axle rod. a flag is attached to the top of the stick and a rope to the bottom of the stick. The rope goes through the hole. It is attached to a weighted bag. The device sits on top of a water softener brine bin with a hole i the center. the hole is aligned with the hole of the device. the bag sits on top of the salt in the bin Voir plus