Digital Hygrometer & Digital Thermometer with Precise Readout and Accurate Gauge Fits Conveniently Inside of Most Humidors Adhesive and Magnetic Attachments for Easy Application. Details: Occasion: Father s Day Retirement Just Because Color: Silver 1.0 inches long x 0.8 inches wide x0.26 inches high California residents please note per Proposition 65 WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.