Price: $429.95 Max Capacity: 210 g Readability: 0.001 g Platform: 3.85" diameter Portable HRB-S series from the economical Tree brand operates on either 6x AA alkaline batteries or you can plug it into a wall outlet using the AC adapter which is included.&... | Price: $512.95 Max Capacity: 310 g Readability: 0.001 g Platform: 3.85" diameter When ABS plastic just doesn't cut it, there is the HRB-S-313 stainless steel milligram scale available from Tree. It provides better durability than the original HRB-303... | ||