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超聲波測(cè)距儀AR811 GENERAL FEATURES & SPECIFICATIONS 一般功能和規(guī)格 AR-811 AR-821 AR-831 Measuring Range 0.30～15m 0.30～15m 0.30～15m 測(cè)量范圍 10inch～50foot 10inch～50foot 10inch～50foot Accuracy ±1% ±1% ±1% 測(cè)量精確度 Measure In Imperial/Metric √ √ √ 公英制轉(zhuǎn)換 Dynamic Display √ √ √ 動(dòng)態(tài)讀數(shù)顯示 Laser Pointer Aiming √ √ √ 激光定位 Data Store /Recall √ ____ ______ 存儲(chǔ)/調(diào)出數(shù)據(jù) Computer Area And Volume √ √ √ 計(jì)算面積和體積 Sum Of Length √ √ √ 計(jì)算長(zhǎng)度累加 Auto/Manual Shut-off √ √ √ 自動(dòng)/手動(dòng)關(guān)機(jī) LCD Backlight √ √ √ LCD 背光顯示 response Time 2s 2s 2s 響應(yīng)時(shí)間 Measureing Benchmark Setup √ √ √ 測(cè)量基準(zhǔn)設(shè)置 KeySound,Beeps For Wrong Reading And Reading Confirmation √ √ √ 按鍵聲提示,出錯(cuò)聲音提示 √ √ √ 以及確認(rèn)聲音提示   GENERAL CHARACTERISTICS 一般特征 Power 9V Battery(6F22) 9V Battery(6F22) 4*1.5VAAA Battery 供電 9v(6F22) 9v(6F22) 4節(jié)1.5V AAA電池 LCD size 35*23.5mm 35*23.5mm 35*23.5mm LCD尺寸 Product Color Dark Gray Dark Gray Ivory 產(chǎn)品顏色 深灰 深灰 象牙白 Product Net Weight 150g 150g 115g 產(chǎn)品凈重 Product Size 180*53*39mm 180*53*39mm 100*54.5*21.5mm 產(chǎn)品尺寸   PACKING INFORMATION 包裝 包裝方式1(中國(guó)) 吸塑 吸塑 吸塑 標(biāo)準(zhǔn)外箱容量 40 40 40 標(biāo)準(zhǔn)外箱尺寸 49.5*36.8*27.9cm 49.5*36.8*27.9cm 49.5*36.8*27.9cm 標(biāo)準(zhǔn)外箱毛重 6.5kg 6.5kg 6.5kg 包裝方式2(Other Countries) Blister Blister Blister Quantity Per Carton 40 40 40 Carton Size 49.5*36.8*27.9cm 49.5*36.8*27.9cm 49.5*36.8*27.9cm Carton Gross Weight 6.5kg 6.5kg 6.5kg