| GENERAL FEATURES & SPECIFICATIONS | 一般功能和规格 | | | | | AR-817 | AR-847 | | Temperature Measuring Range | -10℃～50℃ | -10℃～50℃ | | 测温范围 | -20℃～1000℃（K-type） | | Humidity Measuring Range | 10%RH-99%RH | 5%RH-98%RH | | 湿度测量范围 | | ℃/℉ Selection | √ | √ | | ℃/℉温度单位转换 | | Accuracy of temperature | ±1℃ | ±1℃ | | 温度测量误差 | ±2℃or±3%（K-type） | | Accuracy of humidity | ±3%（30-95%） | ±3%（30-95%） | | 湿度测量误差 | ±5%（10-30%） | ±5%（10-30%） | | Auto /ManualPower Off | √ | √ | | 自动/手动关机功能 | | Low Battery Indication | √ | √ | | 低电显示功能 | | Backlight display | _____ | √ | | 背光显示选择功能 | | Data Hold | √ | √ | | 数据保持功能 | | K-type Themocouple Temperature | _____ | √ | | Measuring K型热电偶测试功能 | | TemperatureResolution | 0.1℃ | 0.1℃ | | 温度解析度 | | Humidity Resolution | 0.1%RH | 0.1%RH | | 湿度解析度 | | Sampling Rate | 2times/sec | 2.5times/sec | | 取样频率 | | Temperature Max/Min Measuring | _____ | √ | | 温度zui大zui小值测量功能 | | Humidity Max/Min Measuring | _____ | √ | | 湿度zui大zui小值测量功能 | |
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| GENERAL CHARACTERISTICS | 一般特征 | | Power | 9v Alkaline Battery | 9v Alkaline Battery | | 供电 | 9V碱性电池 | 9V碱性电池 | | LCDsize | 48*30mm | 48.3*44mm | | LCD尺寸 | | ProductColor | Ivory | Dark Gray | | 产品颜色 | 象牙白 | 深灰 | | Product Net Weight | 170g | 251g | | 产品净重 | | Product Size | 234*70*24.5mm | 151*83*26.5mm | | 产品尺寸 | |
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| PACKING INFORMATION | 包装 | | 包装方式1（中国） | 吸塑 | 彩盒包装 | | 标准外箱容量 | 40 | 20 | | 标准外箱尺寸 | 44.5*37.5*33.0cm | 57.1*51.7*23.8cm | | 标准外箱毛重 | 10.27kg | 13.82kg | | 包装方式2（Other Countries） | Blister | Blister | | Standard QuantityPer Carton | 40 | 20 | | StandardCartonSize | 44.5*37.5*33.0cm | 44.0*37.1*33.2cm | | StandardCartonGrossWeight | 10.27kg | 7.63kg | |
