Product 3Pcs Set 2-200Nm Digital Display Torque Wrench Adapter 1/2" 3/8" & 1/4" Drive Specification: new Color: Black Size: Approx. 120x90mm/4.72x3.54inch Quantity: 1 Set Display range: 2-200Nm Alarm range: 10-200Nm Operatiom model: Peak/Track Tolerance: +/- 2% Power by: 2 x AAA (1.5V) batteries (Not included) Auto shutoff in 70 seconds 50 memory settings Feature: Convert any ratchet into precision torque wrench with this digital display torque adapter. A progressive audio notification alerts you when reaching specified torque. This torque adapter has a PEAK mode to show final torque results after you've removed the wrench so you can confirm the correct spec. TRACK mode displays torque value as pressure is applied, prevents over-torquing. PEAK mode displays highest torque value after load is released. Package Included: 1 Set x Digital Wrench