Specifications:

300-1 cotton saving (suitable for cylinder length 30 water depth 11-17cm or less)

300-1 section vitality ring (suitable for cylinder length 30 water depth 11-17cm or less)

300-2 section vitality ring (suitable for cylinder length 30 water depth 16.5-22.5cm or less)

400-1 section vitality ring (suitable for cylinder length 35 water depth 11-17cm or less)

400-2 section vitality ring (suitable for cylinder length 35 water depth 17-25cm or less)

500-2 section vitality ring (suitable for cylinder length 45 water depth 18-25cm or less)

500-3 section vitality ring (suitable for cylinder length 45 water depth 24-30cm or less)

Small size 800-2 section vitality ring (suitable for cylinder length 40-55 water depth 20-30cm or less)

800-2 ceramic ring (suitable for cylinder length 40-55 water depth 25-35cm or less)

800-2 section vitality ring (suitable for cylinder length 40-55 water depth 25-35cm or less)

800-2 magic column (suitable for cylinder length 40-55 water depth 25-35cm or less)

800-3 ceramic ring (suitable for cylinder length 40-55 water depth 33-43cm or less)

800-3 section vitality ring (suitable for cylinder length 40-55 water depth 33-43cm or less)

800-3 Magic column (suitable for cylinder length 40-55 water depth 33-43cm or less)

1200-2 ceramic ring (suitable for cylinder length 55-70 water depth 25-35cm or less)

1200-2 section vitality ring ((suitable for cylinder length 55-70 water depth 25-35cm or less)

1200-2 magic column (suitable for cylinder length 55-70 water depth 25-35cm or less)

1200-3 section ceramic ring (suitable for cylinder length 55-70 water depth 33-43cm or less)

1200-3 section vitality ring (suitable for cylinder length 55-70 water depth 33-43cm or less)

1200-3 Magic column (suitable for cylinder length 55-70 water depth 33-43cm or less)

1800-4 section vitality ring (suitable for cylinder length 70-90 water depth 41-51cm or less)

1800-4 Magic column (suitable for cylinder length 70-90 water depth 41-51cm)

2500-4 section vitality ring (suitable for cylinder length 90-120 water depth 45-55cm)

2500-4 Magic column (suitable for cylinder length 90-120 water depth 45-55cm)

2500-5 magic column (suitable for cylinder length 90-120 water depth 57-67cm or less)

2500-6 magic column (suitable for cylinder length 90-120 water depth 65-75cm or less)

2500-8 Magic column (suitable for cylinder length 90-120 water depth 85-91cm or less)