Feature: 1. Multiple Connections: This battery capacity tester can be connected using a test connector or a PC, and can be connected to a computer via a specified USB TTL cable. 2. Versatile: This battery capacity tester is a high current battery charge and discharge capacity tester for 5V battery and performance testing via online software with more extended features. 3. Excellent Alloy Steel Material: This battery capacity tester adopts alloy steel material to make the shell, which is sturdy and wear resistant, high temperature resistant, and has a long service life. 4. Automatic Test Setup: The discharge setting of this battery capacity tester is to discharge the lithium battery from 3.7V to 2.8V at 5A, and the charge setting is to charge the lithium battery from 3.7V to 4.2V at 2.5A, with a cutoff current of 0.11A. 5. Wide Application: This battery capacity tester is very widely used and can be used for experimental research and production testing. Specification: Item Type: Battery Capacity Tester Material: Alloy Steel Current Range: 0.1-40A ( The maximum charging current is 35A) Discharge Mode: CC, CP Discharge Power: 180W. Package List: 1 x Test Meter2 x Test Cord1 x USB Cable1 x Power Cable1 x Manual