LCD Electronic Digital Temperature Humidity Meter Thermometer Hygrometer Indoor Outdoor Weather Station Clock HTC-1 HTC-2Note:Batteries are not included Temperature / humidity error value: 10%Large LCD display, multi-function.HTC-1 Indoor thermometer hygrometerHTC-2 In-outdoor thermometer , Indoor hygrometerMemory of MAX & MIN measuring value.12 hour / 24 hour displaying system selectable.degree C & F unit selectable.Clock, Date & Calendar function (month and date).Everyday alarm function.Desk-top placing or Wall Hanging.Low power consumption.High stability & accuracy.NO backlightDevice color: WhiteTemperature range: Indoor & Outdoor -50 ~ +70 degree (-58 ~ +158degF)Humidity range: 10% ~ 99% RHHumidity accuracy: -/+10% RHPower supply: 1.5V*1 (AAA size)Device dimension: 10.5*9.8*2.4cmHTC-2 cable length :1.5meter , There is no sensor for HTC-1HTC-1 Indoor Temperature & Humidity Meter - No external sensorHTC-2 In-outdoor temperature & Humidity Meter with probePackage Content:1 x Digital LCD Temperature & Humidity Meter ( Batteries are not included )1 x English ManualHTC-1 Indoor Temperature & Humidity Meter - No external sensorHTC-2 In-outdoor temperature & Humidity Meter with probeDescription:Material: ABSColor: White/Pink/GreenItem dimensions: 43 x43mmMeasuring Temperature range: -9.9C~+50C (14.18F~+122F)Measuring Humidity range: 10%~99% RHBattery Operation: Require 1 x CR2032 button battery(not include)