High-Precision Digital Scale, 0.01g Graduation–...

Milligram scale: 0.01 g Large 500g Capacity  This scale gets the STS stamp of approval, and a must have for micro-nutrients. When working with concentrated biologicals and hydroponic additives, “close enough” isn’t good enough. This pocket-sized powerhouse ensures your measurements are lab-accurate every time. Multiple Units: g/oz/gn/ct/tl/dwt/ozt Auto-Calibration: Ensures long-term reliability, and ships pre-calibrated. Protective Cover: Doubles as an expansion tray. Energy saving: 180 second auto-shutdown to protect your AAA batteries life span. Practical Design:  Big LCD screen with green back-lit makes that also easy read in dark. Indicator for low power, incorrect calibration, overloading, unstable surface.