GENERAL FEATURES & SPECIFICATIONS一般功能和规格AR-811AR-821AR-831Measuring Range0.30～15m0.30～15m0.30～15m测量范围10inch～50foot10inch～50foot10inch～50footAccuracy±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