ZB2L3 18650 Battery Capacity Tester External Load Discharge Type 1.2-12V Tester with Two 7.5 Resistors

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Specification Power supply voltage DC4 5 6V micro USB interface Working current no more than 70mADischarge voltage 1 00V 15 00V resolution 0 01VTermination voltage range 0 5 11 0VSupport current through maximum 3 000A resolution 0 001AMaximum voltage measurement error 1 0 02VMaximum current measurement error 1 2 0 002AThe highest battery capacity range 9999Ah 1Ah 1000mAh The larger value is switched by the decimal point shift When it is lower than 10Ah it is displayed as X XXX and when it is above 10Ah it is displayed as XX XX and so on Board size 50mmX37mmFinished product size 50mmX37mmX17mm length X width X height maximum position size including copper foot height Board and accessories weight single board 28g including copper column two 5W ceramic resistor 9g 50W resistance about 27g including line Note In order to improve the voltage measurement accuracy this circuit specially designed the DC offset When the terminal is not connected it will display a small voltage which does not affect the actual measurement If you short circuit the input terminal absolute 0V it will display 0 If you want to understand the principle you can check the superposition theorem in electrical engineering During the use of resistance discharge the resistance load will be severely heated please pay attention to safety 50W aluminum shell resistor has been welded a high temperature wire please install it on the metal plate Instructions 1 The ba
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