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π TE503 6V/12V/24V Digital Car Battery Tester & AnalyzerKnow Your Battery's Health Before It Leaves You Strandedβ
Why Choose the TE503?Key BenefitWhat It Means for You3-in-1 Voltage SupportWorks on 6V, 12V, and 24V systems β one tool for all your vehicles.Wide CCA RangeTests batteries from 100 to 2200 CCA β covers cars, trucks, boats, and heavy equipment.Complete System CheckTests not just the battery, but also starter and alternator performance.Beginner-FriendlyReverse connection protection + flicker alert for poor clamp contact β safe and foolproof.In-Vehicle TestingNo need to remove the battery β test while it's still in the vehicle.π What You Get β Test Results at a GlanceParameterDescriptionSOH (State of Health)Overall battery condition β Good / Normal / Poor recommendation.SOC (State of Charge)Current charge level β know if it needs charging.CCA ValueCold Cranking Amps β compare against rated CCA.CCA RatingDisplays the battery's rated CCA standard (BCI, SAE, DIN, IEC, EN, JIS, MCA, GB, etc.).Voltage (VOL)Real-time battery voltage reading.Internal Resistance (R)Measures cell health β higher resistance = aging battery.Battery Life (%)Clear percentage display β see exactly how much life remains.π Vehicle Compatibility
Perfect for:
β Cars & SUVs
β Pickup Trucks & Light Trucks
β Boats & Marine Batteries
β Motorcycles & ATVs
β Golf Carts & Lawn Equipment
β Commercial Trucks (24V systems)
π‘οΈ Safety & Smart Design
Reverse Polarity Protection β Even if you connect the clamps backward, the device and battery stay safe.
Over-Voltage & Short Circuit Protection β Spark-proof for worry-free operation.
Clip Contact Alert β If the clamp isn't properly connected, the screen will flicker. Steady screen = secure connection β perfect guidance for beginners.
π± How to Use β Simple as 1-2-3
Plug & Play β Connect the clamps to the battery terminals.
Select Battery Type β Press the button to switch, then press OK to confirm.
Input Rated CCA/Capacity β The BM550 analyzer starts testing automatically.
Read Results β Clear display shows SOH, SOC, CCA, voltage, resistance, and more β all in seconds.
π Test Result InterpretationResultMeaningActionβ
GoodBattery is in excellent condition.Feel free to use β no action needed.β οΈ NormalBattery is usable but showing age.Monitor regularly; may continue to use.β PoorBattery condition is critical.Replace immediately to avoid breakdowns.π Technical HighlightsFeatureDetailDisplay1.8-inch backlit LCD screen β readable in any light.Testing StandardsSupports CCA, BCI, CA, MCA, JIS, DIN, IEC, EN, SAE, GB.PrecisionHigh-precision amplifier + calibrated against professional instruments.Test ModesIn-vehicle and out-of-vehicle support.ProtectionOver-voltage, short circuit, reverse polarity, spark-proof.π¦ Package Includes