This device provides several essential emergency functions:Portable Jump Starter: The main red unit acts as a high-capacity 12V battery booster capable of jump-starting most vehicles (up to 800A–1000A peak current). It includes smart jumper clamps with built-in safety protections like spark-proof technology and reverse polarity protection.Air Compressor (Tire Inflator): A dedicated black unit with an analog pressure gauge used for quickly inflating car tires, motorcycle tires, or sports equipment.Emergency Lighting: The power unit features high-lumen LED lights with multiple modes, including a standard flashlight, strobe, and an SOS signal for night emergencies.Power Bank Functionality: Equipped with USB output ports (typically 5V/2A), it can charge mobile phones, tablets, and other digital devices.