This extensions works only with this extension : Options Quantity for select and checkbox option type
You can find it here: http://www.opencart.com/index.php?route=extension/extension/info&extension_id=12116

This mod make it possible to set minimum and maximum limit for quantity of checkbox type options value.
Limit can be set for product's checkbox with quantity options type, and separate for all checkbox with quantity option type, and separate for all it option values.


Tested and works with OpenCart 1.5.2 standard theme and higher
Probably works with other themes. Write me, I check this.

Below you can test this extension with required : Options Quantity for select and checkbox option type

demo [frontend]:
http://oc1561.o.e.pl/

demo [backend]:
http://oc1561.o.e.pl/admin
login : demo
pass : demo123

Any questions? Need information about compatibility with other mod?
opencart.extensions@gmail.com