ITEM NAME:Tirol 12V Car Battery Tester Digital Auto Alternator Analyzer Pen Smart Aut F5Q5 Tirol 12V Car Battery Tester Digital Auto Alternator Analyzer Pen Smart Aut F5Q5 12V battery tester with new model, can detect 12V battery Capacity and battery loading capacity, battery tester according to ergonomic design, can quickly and easily test battery power and generator system, full led digital display, different colors represent different states, easy to understand. 1.Used on DC12V LiFePO4 Battery, LiCoO2 Battery, LiCoO2 Battery. Suitable for lead-acid batteries, gel batteries, glass fiber and lithium iron phosphate batteries, fully covering the entire vehicle, marine batteries 2.Quick and easy method of testing battery & generator and loading Capacity. Easy and safe to use, no sparking. And it with a good chip inside, so it is not easy to get hot on the surface 3.Small& Practical- Simple but effective little battery tester , compact size and lightweight, easy to carry, perfect for home use- great small tool can tell you if your battery is good, low, or needs to be replaced. Item Name: smart battery tester Packing Size:4*6*14.5cm Weight:0.11KG color: grey Material: metal + plastic Use: Quick and easy method for testing 12V batteries & loading capacity OK: The battery tester can work normally. If the OK lamp is off, it means the battery has been damaged. LOW: indicates that the battery is in a low power battery state; MID: indicates that the battery power is in the mid-range state; FULL: indicates that the battery is full. GOOD: Indicates that the working voltage of the generator system is normal; FAULT: Indicates that the generator system is working abnormally. Package Contents: 1* Battery Tester