USB Volt Voltage Current Meter Volt Meterr Detector Power Capacity Charger Tester

Specifications Model 553493Product name USB Safety TestyCondition 100 Brand new and high quality Tester three dimensional size 60 24 14mmInput Voltage 3V 30VInput current 0 5 1ACumulative capacity range 0 99999 mah precision 0 001 AhCharge accumulation scope 0 999999 MWH precision 0 001 WhCumulative power range 0 299 999W precision 0 001WTiming the maximum range 0 999 hours 59 minute 59 seconds precision 1 secondParameters that you can test Voltage of battery Current of battery discharge capacity of battery Quantity of electric charge power of battery timing Communication function YesParameters adjusting function Yes Equipment for parameters adjustment One electronic load one constant current source Voltage of constant current source should be set to 8 5VFeature 1 This test can be a USB charging current voltage discharge capacity Quantity of electric charge power timing intelligent devices 2 It can be very easy to find digital device charging problem 3 The only button on the tester is used to view and test data switch The tester can be powered down to save data 4 There are 3A 2A 1A and 0 3A models for current adjusting 5 Here is a example for 3A When you set electronic load at 3A model the current will be adjusted step by step It will cost you about 10 seconds and you can see the result changing procedure in the LCD screen When you see the 3A result shown in LCD screen the adjustment process is finished You can shutoff the electronic load