Digital Torque Screwdriver Kit 1.2-inch LCD Display Reversible Torque Wrench Data Storage in Peak Mode with 10pcs Bits Carrying Case for Electricians It will automatically shut down if there is no operation for 10 minutes to save . Four torque unit options (N.m, lbf.ft, lbf.in, kgf.cm). Comes with 10pcs bits and equipped with a sturdy case for storing and carrying. It has function of storing data in peak mode, it allows you to store, check and delete data manually. Three working modes of real time, peak value and preset value can be switched freely. Clearly LCD display with backlight, torque can be read directly. Ergonomic torque screwdriver, easy and comfort to operate. Reversible operated, easy to switch between clockwise and counterclockwise torque. Torque direction mark and battery display. After product is forced to 120% of full , screen will display "oLoRd", indicating that it is overloaded and cannot continue to be applied. Specifications: Package Weight: 399g / 14.10oz Nominal Size of Inner Hexagon: 1/4inch, 6.35mm Supply: 2 * 1.5V AAA battery (NOT included) Storage Environment: -10~60 Material: ABS Operating Environment: 0~40, ≤85% Division Value: 0.001N.m (Model ENS-R-0.5: 0.0001N.m) Item Weight: 120g / 4.24oz Pre-alarm : 85% of preset torque value : 0.05-0.5N.m / 0.2-2N.m / 0.4-4N.m / 0.8-8N.m Accuracy: ±2% Model: ENS-R-0.5 / ENS-R-2 / ENS-R-4 / ENS-R-8 (Optional) Package Size: 22 * 10.5 * 5.7cm / 8.66 * 4.13 * 2.24in Item Size: 177 * 49 * 47mm / 6.97 * 1.93 * 1.85in Packing List: 10 * Bits 1 * Manual (English) 1 * Torque Screwdriver 1 * Cross Screwdriver