Features STRONG MATERIAL: Car jump starter is formed in one body, no burrs on the surface, using excellent ABS material, strong and long lasting, you can use with confidence APPLICABLE MODEL: The car jump starter is suitable for LB20 LBX20 LBXR20 LBXR2020 LB2X4020 series of 20V lithium batteries, very versatile SAFE CONDUCTION: The car jump starter feature a non conductive rubber and dual grip design to provide better electrical conductivity, tension and a safe grip while in use APPLICABLE SCENARIO: Portable car jump starter is suitable for trucks, SUVs, full size cars, midsize cars, and small compact cars, useful and practical CONNECTION DESCRIPTION: Connect the red clip of the car battery jump starter to the positive terminal and the black clip to the negative terminal for quick and easy operating Spec: Item Type: Car Jump Starter Material: ABS Compatible Battery: 1 x For LB20 LBX20 LBXR20 LBXR2020 LB2X4020 20V li ion battery(not included) How to Use: Usage Instructions: 1. Connect the battery and the green light will illuminate. Connect to the positive and negative terminals of the car battery(only applicable to cars using a 12V battery). 2. Once the starter indicator light turns green, start the car(or wait for about 3-5 minutes to charging). 3. After the car starts, remove the starter from the car battery and let the car engine continue to run. 4. After use, remove the battery from the starter. Battery Connection Indicator Lights: Flashing Green Light: Charging in progress Green Light: Ready to start the car Flashing Red Light: Low battery, please replace the battery Both Red and Green Lights On: The positive and negative terminals are connected incorrectly Package List: 1 x Car Jump Starter 1 x User Manual Package List 1 x Car Jump Starter 1 x User Manual