Jump starter is a simple and innovative gadget that can serve as a lifesaver for commuters today.Do you think you know everything about jump shots?Think again!The jump starter is also called a battery booster.The battery booster can be an emergency charger.But the jump starter is different from the emergency charger.Are you confused now?Don't do that, because it's different.Jump start is the battery that connects the vehicle to start the engine of another car that uses a boost cable with a weak battery.But it is the responsibility of the alternator (the charging system of the vehicle) to rechargeCharge the battery after it starts.Like normal car batteries, jump starters use rechargeable 12 V leads even though they are smalleracid batteries.Their weight is usually 20-30 pounds, so you can easily carry them when traveling.Why use jump launcher?This is the end of the season of your favorite TV show, when you turn on the TV, you detonate the fuse and the light goes out.You went camping with your friends, but you forgot to charge the rechargeable camping lantern, so you all hit each other because it was too dark.Boating and fishing make you very excited, but it doesn't start when you try to start the engine of the boat.Fishing at the pier is not that interesting.After a hard day of work, you are happy to finally get home, and when you turn on the ignition key, the battery is dead.After a serious storm, you want to know what's going on around you, but you can't turn on the radio due to a power outage.You may find that the above situation is unlikely to happen, but this is the reality of life!You never know when these emergencies will happen to you.This is when you need it (thank you very much!) A jumping starting point.They can start your car, operating lights, refrigerators, TVs, small electronics and household appliances when you need them most.All jump starters can be charged for weak batteries, but not fully discharged.This is the most important feature you should look for in the jump launcher.Some brands have a polarity reversal alert that allows the user to know if the connection of the jumper cable is wrong.This is critical if you want to avoid serious injuries.They can be charged through AC home sockets and the DC connectors of the car.-The DC connector of the car is part of the car, which provides power for portable accessories used in or near the car.They can be conveniently kept plugged in without causing battery damage due to excessive batteryCharging protection function.With the remaining charging indicator, the user can know when to charge.This is the standard feature for startup.However, there are other features that can be purchased separately.These are useful tools, but of course, it depends on your usage and budget.• 5 v usb socket • 120 v ac inverter • flashlight-Perfect for emergency use and outdoor activities• Air Compressor (tire inflator )-Of all the projects that are most useful to you.Traveling or camping out;In the case of a simple power outage or inevitable;It's always wise to be prepared even after a disaster.