Feature: 1. ALL IN ONE SOLUTION: Car maintenance inspection kit provides a one stop solution for brake, tire, antifreeze, brake fluid, and spark plug comprehensive inspection and repair, saving you the hassle of finding various tools! 2. COMPLETE TOOLS: Comes with a range of tools such as abnormal sound stethoscope, cleaning cloth, air conditioning vent thermometer, non disassembly brake disc thickness measuring gauge, freezing point detector, brake fluid detector, oil quality comparator, brake disc scale, spark plug gauge, tire tread depth gauge, etc. 3. TIME SAVING AND EFFORTLESS: This all in one car maintenance kit eliminates the hassle of focusing on a single maintenance project each time, giving your vehicle comprehensive care and helping you save time and effort. 4. LONG LASTING DURABILITY: Car maintenance inspection kit is made of high grade materials to ensure stable and reliable performance, not easy to damage, wear resistant and drop resistant, enhancing the car's longevity. 5. VERSATILE APPLICATION: Suitable for a wide range of models and types of automobiles, keep your hands on maintenance and increase your technical knowledge of your vehicle. And the portable plastic case is designed for easy storage and transportation. Specification: Item Type: Car Maintenance Kit Material: ABS+Metal Battery Size: Measuring Gauge: 1.5V, 160mAh, LR44 x 1 (shipped with built in battery)Antifreeze PH Meter: 1.5V, 160mAh, LR44 x 3 (shipped with built in battery) LED Inspection Light: 3.7V 700mAh, Lithium battery x1 (shipped with built in battery) Brake Tester: 9V, 6F22, 800mAh x 1 (ships with matching battery) Thermometer: 1.5V, 160mAh, LR44 x 1 (shipped with built in battery), LR44 x 2 x 160mAh(ships with matching battery), Single LR44 battery capacity: 160mAhFitment: Suitable for most models. Package List: 1 x Car Maintenance Kit (25PCS) 2 x User Manuals 1 x Plastic Box 1 x Storage Tube 3 x Batteries