The key is well made, with chrome-plated surface, high mirror finish, rust-proof and corrosion-resistant, easy to clean, and the internal material is chromium vanadium steel With live mode, peak mode, and preset memory modes, you can quickly change modes based on your usage habits Once the set torque value is reached, the wrench will emit LED indicators, vibrate and sound to remind you to stop applying force This tool allows you to disassemble and assemble your compass with just one hand, allowing you to operate it with just one hand This digital torque wrench includes a drive adapter and extension rod, allowing it to handle a variety of applications, Manufacturer: POAHNCU