BD250The BD250 is a powerful discharging device that allows the user to discharge a battery at up to 35 amps or 250 watts and also measures and compares the performance of batteries. BD250 allows for the precise measurement of battery capacity and takes the guesswork out of choosing the best battery for your application.Size and WeightDimension: 136.6x104.8x107mmWeight: 879gPowerAccepted Voltage Range: 5.40-35.00VLow Voltage Alert: <5.2VHigh Voltage Alert: >35V Max.Discharge Power: 250WDischargeDischarge Current Range: 0.01A-35.00ADischarge Power: 250WDisplayCurrent Consumption in Sleep Mode: <100uACapacity Display Accuracy: ±3%Current Display Accuracy:0.01-10.00A ±60mA10.00-35.00A ±3%Voltage Display Accuracy:5.4-10V <80mV10-20V <120mV20-35V <160mV