Features: Experience the upgraded Precisions with our Lithium Battery Voltages and Internal Resistance Tester, essential tool for maintaining battery health. Produced from ABS, this compact device boasts high accuracy, Fast Response, and a user friendly interfaces with a clear display, making it perfect for all your lithium battery testing needs. Suitable for electronic engineers, battery repair technicians, and electronics enthusiasts who demand reliable measurements of lithium battery Voltages and internal resistance. Whether at house, in lab , or on the factory floor, use this multifunction tester to assess the batteries in smartphones, tablets, drones, electric vehicles, and more. Elevates your diagnostic toolkit with this indispensable battery tester, ensuring your devices operate at performances with every charge cycle. Specifications: Material: ABS Size: about 3.6x6.3x15.6cm Type: multiple for option Note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item. Package includes: 1xLithium Battery Tester