There are two types of this scale to choose from, one is a strap type, and the other is a hook type. Units conversion between pounds and kilograms, Maximium weight 110 LB/50 KG. Graduation: 0.1lb / 50g, Unit: lb / kg /oz / g. Weight locked automatically, zero/tare function Auto-off functions , auto-lock display. LCD display with backlit and indications for low battery and overload, no worrys batteries died due to forget to switch off the device. 1 x 3V CR2032 Battery and User Manual included.  7 5/8" L x 1 3/4" W