PP storage tank convenient to remind reserves

The utility model relates to a storage tank technical field, and disclose a PP storage tank convenient to remind reserves, including the cell body, the inboard through connection of sealing ring has the lifter, the bottom of lifter is run through the cell body and is extended to the inner chamber of cell body, the bottom of lifter is connected with showy board, the top of lifter is connected withthe conducting block, the left side of mounting panel bottom is connected with conductive copper plate, conductive copper plate's left side is through a electrical connection wire and power, the rightside of conducting strip is passed through the second wire and is connected with the pilot lamp electricity. The utility model discloses a float the cooperation of board, lifter, conducting block, conductive copper plate, conducting strip and pilot lamp and use, let the conducting block on the lifter stretch into between the conducting strip of conductive copper plate and rubber slab, let the electric current communicate,