Digital Scale Indicator, Multi models for optionFunction: Price Computing, Quantity Counting, WeighingDisplay: LED or LCD for optionPower: Rechargeable build-in 4V or 6V batteryFree setting via calibration to match different capacity and readabilityRS232, DB-9 connector is availableProfessional Software to match the indicatorPacking: 580*540*430mm, 12pcs/ctn Warranty Conditions:We offer 12 months guarantee for the indicator, include inside main board, display and other relative parts.6 months warranty for lead-acid rechargeable battery.Lithium battery is optional, warranty is 36 monthsIf any indicator is fault because of quality problem, we will teach you fix or send necessary parts, we will afford the freight cost.