Our US-MD300 mild steel enclosure on the crane scale allows the unit to be used in different weighing applications. Our crane scale makes weighing simple, easy, and efficient with a bright LED display and long lasting battery. Commonly used for for applications such as overhead lifting, use with a crane, recycling, shipping, forestry applications and much more. Our US-MD300 arrives calibrated for accuracy and has a 2 year warranty. Specifications: Capacity: 300 lb Accuracy: 0.1 lb Units: LB Small Remote Calibrated in Pounds Tare rage: full cap. Load Cell Material: alloy steel Calibrated for accuracy AC/DC adapter (included) Built-in rechargeable battery 2 Year Warranty on Frame 2 Year Warranty on Electronics Non-NTEP (Not legal for trade) What?s Included: (1) Top Shackle (1) Bottom Clevis Hook (1) Tension Load cell (1) LED Bright Digital Display (1) Manual (1) Factory Calibration Models: US-MD150 crane scale 150 lb x 0.1 lb US-MD300 crane scale 300 lb x 0.1lb US-MD600 crane scale 600 lb x 0.2 lb Resources: CalibrationProcedure