Battery Internal Tester, Car Battery Tester, Multifunctional Accurate Dual Alarm TPR Wrapped LED Torch for Electric Vehicles

3.2 Inch Display: This battery internal tester features a 3.2 inch display that shows both internal and voltage values. The backlit display and LED torch feature ensure that it can operate in dimly lit environments. Easy To Operate: The battery internal Tester of this tester supports 6 kinds of automatic switching to simplify the operation process, and the operation is very convenient and comfortable. Multifunctional: This car battery tester has a self calibration function to ensure continuous accuracy, users can calibrate themselves according to the need, and equipped with filtering function and double alarm prompts, according to the preset upper and lower limits to automatically determine whether the battery internal is qualified or not, and intuitively displays the test results through the good, qualified, and poor 3 levels of prompts. Also has automatic or voltage sw Built In 1200mAh Lithium Battery: This automatic battery analyzer has a built in 1200mAh high capacity lithium battery, which can work continuously for about 8 hours with a short time charging of 2 hours, effectively guaranteeing a long time and uninterrupted on site testing needs. The full wrap around TPR (thermoplastic rubber) design provides a comfortable grip and offers shock and drop resistance. Accurate Testing: This automatic battery analyzer adopts 1KHz AC low measurement technology and Kelvin 4 wire detection, which effectively eliminates the influence of line and resistance, and realises high accuracy and voltage testing of all kinds of small batteries, such as batteries, lithium batteries, Ni Cd batteries, batteries and so on.