• Measures soil moisture content every 70 seconds in standard cycle and transmit the data via RF.
• When the current measurement is significant difference from the next time data, RF will enter into quick-transmit state and WH51L will transmit the data every 10 seconds.
• Custom Mode: with 0%AD and 100%AD custom mode to manually calibrate the low/high moisture value so that you can get more accurate result for different soil types. This mode can only be activated through WSViewplus app and in live data display mode.
• Long wireless range, up to 300 feet (100 meters) in open areas.

Specifications:

Moisture Range: 0~99%

Accuracy: ±5%

Resolution: 1%

Working Temperature Range: -10°C to 50°C (14℉ to 122℉)

0%AD setting range: 0~200

Initial value: default to factory calibration

100%AD setting range: 0%AD+10~1000 Initial value: default to its factory calibration

Frequency: 915/868/433MHz depending on location (North American: 915MHz; Europe:868MHz; Other areas: 433MHz)

Sensor reporting interval: 70 seconds

Transmission distance in open field: 100m (300 feet)

Device Housing Waterproof Level: IP66

Sensor Probe Waterproof Level: IP68

Package Included:

• One Soil Moisture Sensor
• One Screw ST D5.8*M3*15 Stainless Steel PA for Mounting
• One Stainless Steel Loop 19~298mm for Mounting
• One Fix Bracket 35.1x21x20mm Stainless Steel for WN51L
• One User Manual