type one includes: 6 large underwater jets, siphon, water pressure control and all steel chassis.
type two includes: 6 large jets and underwater and siphon and water pressure control and water level sensor and life guard and on switch and digital off and seven color RGB lamp and all steel chassis.
type three includes: 6 big jets and underwater and siphon and water pressure control and water level sensor and life guard and on switch and digital off and seven-color RGB lamp and USB port for playing music and FM radio and phone and ozoner (automatic disinfectant) remote control and also the possibility of adding a heater with temperature adjustment and also the possibility of adding a blower (air pump) and chassis It is all steel.