3. It save time and expense by monitoring dryness and helps to prevent deterioration & decay caused by moisture whilst in storage, therefore processing be more convenient and efficient. 4. This instrument adopted the high frequency principle based on the introduction of the most advanced technology from foreign country. Features : 1. It is portable, compact, easy to use and the moisture measurement readings are instant. 2. Digital display with back light gives exact and clearly reading although you stay at the somber conditions. 5. Manual off at any time .Auto power off after 5 minutes from last operation.Data hlold function.Low battery alert.