Intuitive Display with Smart Alerts: 1.4-inch LCD color screen(long press "U" to switch between green, blue, red) is available for better visibility in different conditions. When torque reaches 80%, 90%, 100% of the preset value, the screen color and buzzer alerts change, which avoiding over-torque issues and ensuring work quality and safety 30 Preset & Data Management: With 30 preset groups, users can set and switch between different torque values for efficient work. This digital torque wrench adapter also stores up to 500 data sets for easy viewing and deleting, aiding in quality control, production optimization, and equipment troubleshooting Easy Operation & Storage: Features multi - function (Peak, Track, Preset Modes) and supports 5 units (N·m, lb·ft, lb·in, kg·cm, kg·m). Easy to use, clear manual instructions. The 3 - minute auto - shutdown feature saves power. Portable carrying case is easy to store and ensures reliability of workshop maintenance Precision & Robust Construction: ±1% clockwise and ±2% counterclockwise, ensured by precision engineering and digital tech. Crafted of Chrome Vanadium Steel for enhancing rust and corrosion resistance. Each digital torque adapter is calibrated to ASME & DIN-ISO traceable standards and includes a calibration certificate Versatile Compatibility & Universal Fit: Its 1/2" drive head fits almost all tools (ratchet wrench,extension bars and so on.This digital torque adapter 1/2" is also equipped with 1/4"and 3/8" adapters to compatible with all sizes of torque wrenches. A mechanic's trustworthy torque partner Introducing the YIYEIE Digital Torque Adapter, the ultimate tool for precision torque measurement in auto, DIY, and home repairs. This digital torque wrench adapter features a 1/2" drive head and offers ±1% accuracy with a range of 12.5-250.7 Ft-lb / 17-340 N.m. Equipped with upgrade color display, this digital torque adapter allows for better visibility in various conditions. The intuitive display of this torque meter includes smart alerts that change colors and sound a buzzer when torque reaches 80%, 90%, and 100% of the preset value, preventing over-torque issues and ensuring work quality and safety. With 30 preset groups and the ability to store up to 500 data sets, this digital torque wrench calibrator aids in efficient work, quality control, and equipment troubleshooting. Featuring multi-function modes (Peak, Track, Preset) and support for 5 units of measurement, the YIYEIE Digital Torque Adapter is easy to operate and comes with clear manual instructions. The 3-minute auto-shutdown feature saves power, while the portable carrying case ensures easy storage and workshop maintenance reliability. Crafted from Chrome Vanadium Steel, this digital torque wrench tester is robust and resistant to rust and corrosion. Each digital torque adapter is calibrated to ASME & DIN-ISO traceable standards and includes a calibration certificate for added assurance. With its versatile compatibility and universal fit, this digital torque adapter 1/2" is a mechanic's trustworthy torque partner. Upgrade your tool kit with the YIYEIE Digital Torque Adapter and experience precision, reliability, and efficiency in every torque measurement task.