12V/24V Automotive Surge Protector – Battery Terminal-Mounted Voltage Spike Absorber with LED & Alarm for Welding, Jump-Starting, and Electrical System Protection

Product Description:Keep your vehicle’s electronics safe with the jussming Automotive Surge Protector. Engineered for both 12V and 24V systems, this essential tool absorbs dangerous voltage surges generated during welding, jump-starting, or battery servicing. Mounted directly across the battery terminals, it acts as a shield for your car’s sensitive control modules and wiring.The integrated LED indicator provides real-time status: green means full protection is active, while a red light and audible alarm alert you to issues like reverse connection or device failure. With robust ABS construction and high-quality silicone leads, it delivers reliable performance under demanding conditions. Whether you’re a professional mechanic or a weekend DIYer, this surge protector is a smart investment in your vehicle’s longevity.Specifications:Input Voltage: 12V / 24V DCProtection Type: Surge absorption, reverse polarity warningIndicator: Green (protected) / Red (unprotected) + audible alarmHousing Material: ABS plasticCable Material: SiliconeProduct Weight: 0.55 kg (1.21 lbs)Package Dimensions: 24.5 x 17.5 x 7 cmPackage Type: Retail-ready cardboard box

• Protects Sensitive Electronics During High-Risk Operations – Safeguards your vehicle’s ECU, sensors, infotainment, and other electronic components from damaging voltage spikes caused by welding, jump-starting, or battery disconnection.
• Smart Dual-LED Status Indicator with Audible Alert – Green light confirms active protection; red light plus audible alarm warn you instantly if the device is not functioning properly or polarity is reversed—ensuring peace of mind.
• Universal 12V/24V Compatibility – Works seamlessly with cars, trucks, RVs, boats, and heavy-duty vehicles. Simply clamp across battery terminals for immediate surge suppression.
• Built-In Reverse Polarity Protection – Prevents damage from incorrect installation. The unit alerts you before any harm occurs, making it safe for DIYers and professionals alike.
• Durable & Easy to Use – Features a rugged ABS housing and flexible silicone cables for reliable performance in harsh environments. Compact design stores easily and installs in seconds—no tools required.