10 Safety Protection Intelligent Jumper Clips - Our jump box clamps have 10 types of protection (reverse polarity, reverse charge, anti-spark, short circuit, overcharge, overcurrent, overvoltage, overload, low temperature, high temperature). A light reminds you if the link is correct and ensures safe use.This portable jump starter is designed to work in extreme weather conditions, from -4℉ to 140℉ Fahrenheit, ensuring that you can use this emergency jump box in any weather condition. 4000A powerful & Durable Car Jumper - Our 4000A jump start battery pack quickly starts 12V cars and supports up to 8L gas or 4L diesel engines. Even at extremely low battery voltages (below 9V), a simple push of the "BOOST" button will help to reignite the engine. 150PSI Smart Cordless Digital Inflator - This easy-to-operate jump starter with air compressor is equipped with smart presets, pressure monitoring, and auto-stop. Its bright LED display shows tire pressure in real time and offers three unit options (PSI, BAR, KPA), supports five inflation modes (car, motorcycle, bike, basketball, and custom modes up to 150 PSI), and is equipped with three different nozzles and a removable extension hose to inflate a wide range of vehicles and balls. 16000mAh Portable Power Bank - Equipped with multiple ports (5V/2A Type C Input Port, 5 V/2 A Output USB-A Port, 5 V/2.4 A Output USB-A Port, Max3.1A),It can be used as a portable power bank. 400 Lumens LED Light - The jump pack is equipped with a 400 lumen LED light ，Emergency lighting when lighting is needed outdoors 4 preset inflation modes - The car tire inflator has 4 preset inflation modes (car, bicycle, motorcycle, ball game, outdoor air bed, etc.), making it easy for beginners to choose. Manual mode allows you to set the pressure value (3-150psi) based on the object being inflated. Simple to operate and easy to use, it can meet your various inflation needs. Plus, its small size makes it easy to fit in your car, bike rack, or backpack.