JT400 Jump Starter and Battery Tester, 2500A 12V Car Jumper Starter Portable (8.5L Gas/6.5L Diesel Engines), 100-2000 CCA Bluetooth Car Battery Tester Alternator Tester, Smart Digital Screen

Overview

• Brand : LOKITHOR
• Product Dimensions : 3.46"D x 6.92"W x 1.73"H
• Item Weight : 450 Grams
• Amperage : 2500 Amps
• Peak Output Current : 2500 Amps
• Battery Cell Composition Lithium Polymer : Voltage 12 Volts
• : Battery Cell Composition Lithium Polymer
• : Voltage 12 Volts
• Vehicle Service Type ATV, Lawn Mower, Motorcycle, Passenger Car, RV, Scooter, Truck, UTV, Watercraft ATV, Lawn Mower, Motorcycle, Passenger Car, RV, Scooter, Truck, UTV, Watercraft See more : Battery Capacity 8000 Milliamp Hours
• : Vehicle Service Type ATV, Lawn Mower, Motorcycle, Passenger Car, RV, Scooter, Truck, UTV, Watercraft ATV, Lawn Mower, Motorcycle, Passenger Car, RV, Scooter, Truck, UTV, Watercraft See more
• : Battery Capacity 8000 Milliamp Hours

About this item

• 【JT400 - All-in-one Jump Starter and Battery Tester】A jump box Up to 2500Amp peak starting current, suitable for 12V vehicles with 8.5L gasoline/6.5L diesel engine. The battery jumper starter portable is capable of up to 25 starts in environments ranging from -4℉ to 140℉. It can also easily test your 12V lead-acid battery, helping extend its life and reduce repair costs
• 【Reliable and User-Friendly Battery Tool】This 2-in-1 car battery booster and battery tester features built-in Bluetooth 5.3 for real-time battery monitoring via a mobile app. It supports battery health, cranking, and charging tests, real-time voltage monitoring. The JT400 tester delivers key data such as SOH (State of Health), SOC (State of Charge), voltage, current, and rated capacity — helping you pinpoint why your car won't start. Get fast, accurate insights and save valuable time
• 【Wider Application】This battery analyser is compatible with a wide range of 12V lead-acid automotive batteries, including regular flooded, AGM flat plate, AGM spiral, GEL and EFB types (100–2000 CCA). With multiple standards (CCA/EN/SAE/DIN/IEC) , ensuring reliability for 12V cars, trucks, boats, RVs and more. The app supports six languages: English, German, French, Italian, Spanish and Russian. This makes it ideal for DIY users, home mechanics and vehicle owners
• 【Extreme Safety】The LOKITHOR car jump starter is equipped with an integrated battery management system (BMS) and a smart self-identifying clip, ensuring full insulation and reliable safety. JT400 offers 10 protection features, including Spark-Proof, Reverse-Charge, Over-Charge, Over-Current, Short-Circuit, Reverse-Polarity, Low-Temperature, High-Temperature, Over-Voltage, and Over-Load protection
• 【ConnectMax Technology】New or infrequent users of the car jump starter may encounter poor connections between the clamps and the battery terminals, leading to starting issues. Our advanced technology automatically detects the connection impedance between the clamps and the car battery, ensuring optimal connections every time and maximizing the jump starter's performance
• 【Portable Power Bank & LED Light】USB-C ports can recharge smartphones, tablets, and other devices, at just 0.99 lbs, it’s 40% lighter and thinner than the competition, so you can take it anywhere with ease. Features a built-in LED flashlight with 6 light modes, including: 100%, 50%, 10%, Blink, SOS and Strobe, It is essential emergency tool
• 【Packing List & 7×24 Customer Servies】JT400 jump starter ×1, Jump clamps x1, User Manual x1, USB-A to USB-C cable x1, Accessories Storage Bag x1 and 12-month Warranty, If you need any help, please feel free to contact us. TIPS: To ensure a reliable boost, please ensure that the product has more than 50% battery power
• The Best Gift of 2025 - Designed for Urgency. If you're still agonizing over gift choices, then the JT400 is undoubtedly the best option for birthdays, Valentine's Day, Father's Day, Mother's Day, wedding anniversaries, Christmas, and New Year's gifts