`inherit element`
`method value : Js_of_ocaml__.Js.number_t Js_of_ocaml__.Js.prop`
`method min : Js_of_ocaml__.Js.number_t Js_of_ocaml__.Js.prop`
`method max : Js_of_ocaml__.Js.number_t Js_of_ocaml__.Js.prop`
`method low : Js_of_ocaml__.Js.number_t Js_of_ocaml__.Js.prop`
`method high : Js_of_ocaml__.Js.number_t Js_of_ocaml__.Js.prop`
`method optimum : Js_of_ocaml__.Js.number_t Js_of_ocaml__.Js.prop`
`method labels : labelElement Js_of_ocaml__.Dom.nodeList Js_of_ocaml__.Js.t Js_of_ocaml__.Js.opt Js_of_ocaml__.Js.readonly_prop`