Usage Tips: WH-C100 is a high accuracy, large-scale electronic crane scale, accurate weighing, easy to operate, sturdy and practical, suitable for all weighing areas. Features: High accuracy and large capacity 150kg digital scale. Support 3 common weight units: kg, lb and jin. Fast response and stable performance. Easy to operate and carry. LCD display screen with green backlight. The backlight will be extinguished after idle for 5 seconds and will be illuminated when pressing any button or weights of items have changed. Auto or manual data lock and unlock. With automatic zero tracking and tare function. Auto power off after idle for 120 seconds. Made of high strength ABS engineering plastics housing and stainless steel hook and loop, has a long service life. Suitable for weighing items that are hard to place on a platform scale. Perfect for industrial, agriculture, domestic, luggage, parcels, fishing and other heavy objects. Specifications: Material: ABS+stainless steel Color: orange, black (optional) Battery: 2 * AAA battery (not included) Unit conversion: kg, lb, jin Range: 0.2kg~150kg Resolution: 0-100kg/0.05kg, 100~150kg/0.1kg Working voltage: 2.4~3.3V Working current: Backlight on: 12mA Backlight off: 5mA Shutdown current: 3A Operating temperature: 0~40 LCD screen size: 51 * 20mm / 2.0 * 0.8in Item size: 88 * 78 * 33mm / 3.5 * 3.1 * 1.3in Item weight: 301g / 10.6ounce (with hooks) Package size: 180 * 136 * 45mm / 7.1 * 5.4 * 1.8in Package weight: 372g / 13.1ounce Package list: 1 * Scale 1 * User Manual