à¤Ã×èͧÇÑ´¤ÇÒÁª×é¹ã¹àÁÅ紾ת Grain Moisture Meters GMK-503 Seed Moisture Meters : GMK-503/503A FEATURES 1. Accuracy +/-0.5% 2. Resolution 0.1% 3. Display Digital LCD 4. Temperature Compensation Automatic 5. Power Source Battery 1.5V x 4EA 6. Dimensions 164(L)×94(W)×40(H)mm 7. Gross Weight Approx. 1.2Kg SPECIFICATIONS GMK-503 Pumpkin 5.8%~14.2% Radish 1.9%~10.5% Cabbage 3.3%~9.8% Melon 3.9%~11.2% Water Melon 3.6%~11.8% Red Pepper 3.9%~11.5% GMK-503A Eggplant 3.8%~12.5% Carrot 3.1%~11.1% Spinach 3.7%~10.3% Cucumber 3.3%~10.5% Tomato 3.3%~11.5% Onion 5.4%~11.7% à¤Ã×èͧÇÑ´¤ÇÒÁª×é¹ã¹àÁÅ紾ת Grain Moisture Meters GMK-503