Satrayana 12V Car Battery & Alternator Tester with Digital Display

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Hassle-Free Exchanges & Returns for 30 Days. · 6-Month Limited Warranty. Check your vehicle's 12V battery and charging system before a weak battery leaves you stranded. The Satrayana BT-172 Battery and Alternator Tester provides a clear digital voltage reading together with colour-coded status indicators, making it easier to understand the condition of the battery and alternator output. Simply connect the red clamp to the positive battery terminal and the black clamp to the negative terminal. The tester powers up automatically and displays the measured voltage on the bright LED screen. Dedicated battery indicators show Full, Medium, Low or Empty status, while the alternator section helps identify whether the charging output is High, Good or showing a possible fault. Reverse connection and overvoltage indicators provide additional guidance if the clamps are connected incorrectly or an unusual voltage condition is detected. The attached copper-coloured alligator clips provide a secure grip on the battery terminals, while the integrated 35cm leads keep the tester ready for quick checks at home, in the garage or in a workshop. Product Features Digital Voltage Display The bright LED screen shows the measured battery voltage clearly, making results easy to check in garages, workshops or low-light conditions. Battery Condition Check Colour-coded indicators provide a quick visual reference for: Full Medium Low Empty Alternator Output Test Helps check the vehicle's charging-system output and displays High, Good or Fault status. Reverse Connection Warning A dedicated indicator alerts the user when the positive and negative clamps are connected incorrectly. Overvoltage Indication The overvoltage light helps identify unusually high charging-system output. Strong Alligator Clamps Copper-coloured clamps provide convenient and secure contact with compatible battery terminals. Integrated Test Leads The attached red and black leads are approximately 35cm long, keeping the unit compact and ready to use. No Complicated Controls Connect the clamps to the correct terminals and read the voltage and illuminated status indicators. Quick 3-Step Test Connect the red clamp to the positive (+) battery terminal. Connect the black clamp to the negative (-) battery terminal. Read the voltage and battery or alternator status indicators. For an alternator test, follow the vehicle manufacturer's safety instructions and check the charging-system reading while the engine is running. Understanding the Indicators Blue - Full / High Indicates a fully charged battery status or high alternator output. Green - Medium / Good Indicates a moderate battery level or normal alternator output. Red - Low / Dead / Reverse / Fault May indicate a low battery, discharged battery, incorrect clamp connection or charging-system fault. White - Empty Indicates an empty battery condition or insufficient detected charge. Suitable Applications Suitable for checking compatible 12V vehicle battery and charging systems in: Cars Bakkies Garages Repair workshops Maintenance stations Home vehicle checks Specifications Brand: Satrayana Model: BT-172 Product Type: Battery and Alternator Tester Compatible System: 12V Vehicle Electrical System Display Type: Digital LED Display Battery Indicators: Full, Medium, Low and Empty Alternator Indicators: High, Good and Fault Warnings: Reverse Connection and Overvoltage Connection Type: Red and Black Alligator Clamps Cable Length: Approximately 35cm Colour: Black, Red and Copper What's in the box 1 x Satrayana BT-172 Battery and Alternator Tester