A&D Weighing, EJ-303, Newton Portable Balance, x with External CalibrationA classic portable balance that saves on space without compromising performance.Features with all optional accessories:SG weighing technology gives you the right functionality at the right pricePortable on-the-go weighing ideal for multi-user applications Maximize productivity with long battery life and display hold featuresAccumulation FeaturesAuto Off FunctionUnderhook for Below WeighingAC & Battery OptionsExternal CalibrationGLP/GMP/ISO CompliantPiece Counting with ACAIPercent WeighingFlexible and PracticalSG weighing technology offers performance and a wide range but keeps it lightweight & affordableQuick 5-button operation to access unit toggle, zero/tare, print and set pcs samplesUser friendly indicators: Stability icon, Zero & Net icon, front level bubble, 16MM Character backlit LCD, battery life iconEasy to clean stainless steel weigh pan, ABS plastic housing and security slot for lock down capabilityAC & battery operation versatility for a variety of settings but lends for easy pick-up, re-locate and storage optionsHelpful FunctionsFeel assured that you will get quick, reliable results in any given unpredictable environment or sample with our stability honing feature Smartly optimize counting accuracy with "ACAI" that auto improve accuracy throughout your counting procedureBe confident and avoid recording fumbles with display hold featuresReduce risk and save yourself from procedural or transfer errors in sample preparation steps with M+ functionExternal Calibration switch and gravity acceleration correction keeps you accurate and preciseEasy UpgradesQuick interface plug-ins to address all your RS-232C and USB (unidirectional) communication needsAntistatic breeze break (draft shield) not only protects but mitigates draftSpecialty applications: we've got you covered with underhook weighing and density determination kit.