✅Various Battery Test Results: The battery analyzer adopts the latest conductivity method for measurement and accurate test results. Including internal resistance, voltage, state of health (SOH), battery power (SOC), and CCA.
✅Plug and Play: Just connect the clip of the tester to the battery, and it will open and be ready to test and analyze the battery. Reverse connection of the positive and negative poles will not damage the equipment, nor affect the car or battery. 
Model: KINGBOLEN BM550
Display: 1.8-inch high-definition backlit screen
Test range: 6V/12V/24V
Connection method: positive and negative alligator clips
Ah range: 2～220Ah
CCA range: 100-2000 CCA
Working voltage: 4.9V~32V
Working temperature: -20°C~50°C
Size: 124×69.6×22.6mm
What is the difference between the BM series Battery Tester products?
1 * User Manual
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Will the BM550 test sealed lead acid battery types and give a 20 hour discharge result?
Hello, this machine cannot give 20 hours discharge result!
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A 12 v lithium battery antigravity ah 1201 motorcycle can it check the voltage
Sorry, this battery tester cannot test lithium batteries!
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Can it check lithium Battery
Hi, BM550 battery tester cannot check lithium batteries!
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Does it work on 24 v lithium ion batteries,
Hello, KINGBOLEN BM550 Battery Tester can detect 24V lithium battery!
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can the bm550 peform start test ie cranking volts, also charging / ripple
Hello, BM550 supports battery test.
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Can you do amp hour batteries
Sorry, I don't know what type of battery you have!
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We can test the battery if the is in continuum connected to the charger? We need disconnect from the charger? How is better? Thanks
Hello, it is best to disconnect the charging and then test the battery.
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Can this tester bm550 check 6v deep cycle lead acid battery?
Hello, BM550 can not check 6V deep cycle lead acid battery.
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Was mache ich denn, wenn die zu messende Batterie keine CCA Wert Angabe hat?
Bitte teilen Sie mir den AH-Wert mit, wir können ihn umrechnen.
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On your "How to Use", step 2, it says to enter the battery CCA value. How does one determine that?
Please look it up on your battery, it will usually be marked on the battery.
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Can the BM550 product do a ripple/charging circuit test ?
No, it can not! BM510, BM520, BM560 and BM580 can complete ripple test.
