Effortless Tube Expansion: Our automatic tube expander allows for quick and easy expansion with a one-button operation and integrated LED lighting, ensuring excellent visibility in low-light conditions, perfect for any tough job. Broad Compatibility: Featuring 11 interchangeable expansion heads, this device accommodates a range of pipe sizes from 3/8 to 1-5/8 O.D., suitable for both copper and aluminum pipes with wall thicknesses between 0.8 and 2mm. Accurate Cutting Features: Equipped with a cutters mechanism, this expander guarantees clean and precise cuts during the process. It also includes a trimming knife for enhanced accuracy and improved operational efficiency. Quick Pressure Relief: The hydraulic expansion heads is designed for easy installation and removal, promoting smooth operation. With four threads and a large pitch, it locks securely in just one second and resets automatically for user convenience. Cordless Convenience: This pipe expander is powered by a lithium electric battery, providing the freedom of cordless mobility while working. Its compact and lightweight design ensures portability and ease of transport.