New sealed in box, never used. was going to design a new product but never got to it. Selling to gain back storage space. This Keithley 2306 Dual Channel Battery Charger/Simulator is a versatile and reliable tool for your business or industrial needs. With the ability to charge and simulate batteries, it is a must-have for those in the test, measurement, and inspection industry. The device comes with two channels, making it capable of handling multiple devices at once. It also features adjustable power supplies, allowing for precision in charging and simulation. The Keithley brand is known for its quality and durability, ensuring that this tool will last for years to come.