The US-BLW-4K crane scale makes weighing simple, easy, and efficient with our US-WFX handheld display. This device allows users to see the digital weight at the users hand from up to 300?. Great for applications requiring overhead lifting, crane use, recycling, shipping, container weighing, forestry applications and much more. The USA Measurements US-BLW-4K series operates on rechargeable battery and has a wireless handheld LCD display for remote viewing. The US-WFX wireless remote operates on batteries, comes calibrated for accuracy, and has a 2 year warranty. (Unit is all weather proof, outdoor safe, and can be submerged in water) Specifications: Capacity: 4,000 lb Accuracy: 1 lb Units: LB or KG US-WFX Handheld Display 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) Resources: Big-Lift-Wireless-Manual US-WFX-Wireless-Display