TES-32A battery tester performance: measure the battery is not required to use the battery off. Measuring cellular phones, nickel hydrogen, lithium, trucks, cars and other general bad battery while the battery resistance and voltage measurements. Set the comparator function. Battery status indicator;. PASS, WARNING, FAIL data storage and read function. Computer on-line function (RS-232). TES-32A battery tester technical parameters: Measurable battery type rechargeable batteries, alkaline batteries and lead-acid battery battery capacity 0 to 500 ampere-hour value stalls resistance: 40mΩ, 400mΩ, 4Ω, 40Ω Resolution: 10μΩ, 100μΩ , 1mΩ, 10mΩ Accuracy: ± (1% reading + 8-bit) measurement parameters Current: 50mA, 5mA, 500μA, 50μA Frequency: 1KHz ± 30Hz accuracy: ± 10% voltage stall: 4V, 40V Resolution: 1mV , 10mV accuracy: ± (0.1% rdg ± 6 digits) open circuit voltage ≦ 5V data stored manually 999 pen, pen comparator 6000 automatic setting: the lower limit of the resistance and voltage values ??99 sets of parameters Operating Environment 0 ℃ to 40 ℃ ≦ 80% RH maximum input voltage of 50VDC power supply 6 alkaline batteries or AC adapter Battery life 7 hours Weight Approximately 500g (including battery) Dimensions Approximately 250 (W) × 100 (W) × 45 (thickness) mm accessories manual, battery, test leads, RS-232 interface and software