PUIBERS Digital Torque Wrench 1/2 Inch Drive 4-250FT.LB (5-340Nm) ±2% High Accuracy,5 Units lb-ft/lb-in/Nm/kg-cm/kg-m,LCD with Buzzer & LED Alerts

1. PRO-GRADE PRECISION & CERTIFIED ACCURACY Engineered with ±2% precision to meet ISO 6789, ASME B107.14M, and GB/T 15729 standards, this 1/2"" drive torque wrench includes a factory calibration certificate for professional-grade reliability in critical applications. 2. SMART MULTI-UNIT DISPLAY & REAL-TIME TRACKING Switch effortlessly between 5 units (lb.ft, lb.in, N.m, kg.cm, kg.m) on the backlit LCD screen. Real-time tracking mode eliminates guesswork during tightening, ensuring precise torque control." 3. AUDIBLE & VISUAL FEEDBACK SYSTEM Progressive buzzer alerts increase in intensity as target torque nears, followed by continuous beeping and sequential LED lights upon achievement—providing clear confirmation without visual distraction." 4. HEAVY-DUTY CONSTRUCTION & ERGONOMIC DESIGN Built for durability with a 3.8-250 lb.ft (5.1-340N.m) torque range, impact-resistant housing, and ergonomic grip. Ideal for workshops, industrial settings, or heavy-duty projects." 5. 12-MONTH CALIBRATION WARRANTY & LIFETIME VALUE Backed by a 12-month warranty , this wrench offers long-term reliability. Recommended for mechanics, engineers, and DIY enthusiasts seeking certified performance."