SKU : F600220076000072
Categories : MEASUREMENT AND TESTER ,  วงจรวัดระดับความชื้นในดิน ,  KITS , 
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Technical information
1. DC power supply 3 - 18 V.
2. A slide switch SW1 in the on - off cycle.
3. Use two steel rods to detect moisture in the soil.
4. LED indication of the level of moisture in the soil by the 10 straight.
5. Take the form of an LED display, a BAR.
6. Power pole switch circuit is not a shock.
7. Dimension 4.61 cm X 5.5 cm (1.81" X 2.16").