Teeter Totter Scales: Accuracy and Durability at its Best (Entire line)JG. 140mm x 85mm x 23mm; 50g test weight included; 200g capacity; 0. 01g readability; stainless tray and clear plastic protection, tweezers included, 2 AAA batteries included. RCB. 140mm x 85mm x 23mm; 50g test weight included; 200g capacity; 0. 01g readability, auto calibration from keypad, 2 AAA batteries included. CS. 128mm x 78mm x 21mm; 100 mm*100 mm large brushed stainless steel tray; 100g capacity; 0. 01g readability; auto calibration; 2 AAA