The DW-1000BX Pocket Scale is highly accurate no matter where you place the item on the platform, which is made of stainless steel for easy cleaning. The exterior of the scale is made of very durable ABS plastic. This scale also features a TARE button which easily allows you to reset it back to 0.00 after placing an object on top, such as a bowl or the clear plastic cover which doubles as an expansion tray. . The scale uses 2 AAA batteries which are included for free! The DW-1000BX Pocket Scale is highly accurate no matter where you place the item on the platform, which is made of stainless steel for easy cleaning. The exterior of the scale is made of very durable ABS plastic. This scale also features a TARE button which easily allows you to reset it back to 0.00 after placing an object on top, such as a bowl or the clear plastic cover which doubles as an expansion tray. The dimensions are 5"x3"x0.75". The scale uses 2 AAA batteries which are included for free! (You may receive the DW-600BX digital scale in place of the one in this listing.) Removable easy pour tray is included with the scale for weighing powder and other weight sensitive items!