Adventurer Electronic Balances. The economical way to weigh with precision. Large LCD display, large stainless steel pan, easy 3-button operation, sealed front panel and spill ring. Stability indicator, error indicator, draft shield on 150g + 310g models. RS232 bi-directional interface is included. G204/1A - 150g x 0.001g G204/1B - 310g x 0.001g G204/2A - 510g x 0.01g G204/3A - 1500g x 0.01g G204/3B - 3100g x 0.01g G204/4A - 4100g x 0.1g