Thermometer-Dial-Max-Min-Faithfull-FAITHMMDIAL-p-This-Faithfull-bi-metal-dial-thermometer-is-mercury-free-&-indicates-the-maximum-&-minimum-temperatures-reached-This-thermometer-is-ideal-for-gardeners-to-check-minimum-temperatures-in-either-the-greenhouse-or-garden-when-frost-may-be-a-problem-&-to-check-the-maximum-temperature-during-the-daytime-It-can-be-wall-mounted-&-suitable-for-indoor-&-outdoor-use-with-the-following-range-30-deg-C-to-43-60-deg-C-20-deg-F-to-43-14