超声波测距仪AR811产品详细说明 AR-811AR-821AR-831 Measuring Range0.30～15m0.30～15m0.30～15m 测量范围10inch～50foot10inch～50foot10inch～50foot Accuracy±1%±1%±1% 测量精确度 Measure In Imperial/Metric√√√ 公英制转换 Dynamic Display√√√ 动态读数显示 Laser Pointer Aiming√√√ 激光定位 Data Store /Recall√__________ 存储/调出数据 Computer Area And Volume√√√ 计算面积和体积 Sum Of Length√√√ 计算长度累加 Auto/Manual Shut-off√√√ 自动/手动关机 LCD Backlight√√√ LCD 背光显示 response Time2s2s2s 响应时间 Measureing Benchmark Setup√√√ 测量基准设置 KeySound,Beeps For Wrong Reading And Reading Confirmation√√√  按键声提示,出错声音提示√√√ 以及确认声音提示  GENERAL CHARACTERISTICS一般特征Power9V Battery(6F22)9V Battery(6F22)4*1.5VAAA Battery供电9v(6F22)9v(6F22)4节1.5V AAA电池LCD size35*23.5mm35*23.5mm35*23.5mmLCD尺寸Product ColorDark GrayDark GrayIvory产品颜色深灰深灰象牙白Product Net Weight150g150g115g产品净重Product Size180*53*39mm180*53*39mm100*54.5*21.5mm产品尺寸 PACKING INFORMATION包装包装方式1(中国)吸塑吸塑吸塑标准外箱容量404040标准外箱尺寸49.5*36.8*27.9cm49.5*36.8*27.9cm49.5*36.8*27.9cm标准外箱毛重6.5kg6.5kg6.5kg包装方式2(Other Countries)BlisterBlisterBlisterQuantity Per Carton404040Carton Size49.5*36.8*27.9cm49.5*36.8*27.9cm49.5*36.8*27.9cmCarton Gross Weight6.5kg6.5kg6.5kg上海贸创电气有限公司主网站：www.65893883.com