Check the listing for details. Professional Digital Trigger Pull Scale Gauge Measurement with "kg, Ib, oz,.... Color: Does not apply, Condition: New. Listed at 24.99 USD. Professional Digital Trigger Pull Scale Gauge Measurement with "kg, Ib, oz, g" Clear LCD Display 110lb/50kg Product Details Product Dimensions : 5.91 x 2.17 x 1.38 inches; 2.5 ounces Item model number : Aoderda-01 Batteries : 2 CR2032 batteries required. (included) Manufacturer : Aoderda Brand: Aoderda Material: Stainless Steel, Acrylonitrile Butadiene Styrene (ABS) Item dimensions L x W x H: 5.91 x 2.17 x 1.38 inches Item Weight: 2.5 Ounces Digital Trigger Pull gauge - Press the round key to power on,2 seconds after show full display,it will show “0.00” ,you can see “KG”and “LB”at the same time,then ready to weigh. Professional Digital Trigger Pull Scale.Has two functions Calculation and Peak lock, quickly measure goods weight. After selecting the unit, press and hold the button to switch P/C. The trigger pull scale equipped with high precision strain gauge sensor system, professional accuracy zero (tare) feature. desktop and clamp type 2 in 1. the maximum weight limit for this scale is 50KG/110LB.The minimum weight capacity is 50G/0.1LB,there may have 10g/0.02lb errors. With stainless steel+ ABS material, solid, heatproof and wear resistant, The trigger pull scale with accurate weight, functional, stable and digital LCD display, unit Kg/lb with one button, built-in backlight for easy reading. There are hooks on the bottom of the scale to make it easy to measure the tension of the trigger. Bulit-in CR 2032 battery,When the LCD displays the “LO”,it means that the battery is low.Please change the battery sa soon as possible. Aoderda’s Professional Digital Trigger Gauge is the perfect tool for target shooters, gunsmiths and hunters who want to adjust trigger pull weight in precise increments. Color: Silver Item Weight: 2.5 ounces (70g) ShippingWeight: 3.4ounces ItemDimensions: 5.9 x 2.16 x 1.18 inch (15 x5.5 x 3 cm) Maximum Measure: 110lbs/50kg Material: ABS + Stainless Steel Shell Power: 2032 Button Battery(Included). Measure step 1.Press the power button 2.Hold 3 secs after choose the unit,switch the modes,We always choose “P”(PEAK LOCK MODE),that display the peak weight, but “C”(HODE MODE) will display the hold weight. 3 Hook the the trigger of the gun with the can read two units (KG and LB) separately. 4.Press the round key 1 seconds,the scale will recovery “0.00”.