- Model
- Spark WL-50
- Kit
- Ultrasonic sensor + LCD display
- Sensor to display
- LoRa radio
- Display to home
- Wi-Fi 2.4 GHz · Tuya Smart / Smart Life
- Measuring range
- 10 cm – 5 m
- Blind zone
- < 10 cm
- Accuracy
- ±(1 % of reading + 10 mm) at 20 °C
- Ultrasonic frequency
- 40 kHz
- Detection angle
- Horizontal 1.7° · vertical 12–29°
- Detection cycle
- ≥ 1 s
- Power supply
- DC 5 V
- Current
- < 150 mA
- Operating temperature
- −10 to 70 °C
- Sensor cable
- 3 m, waterproof DC2.0 connector
- Power adapters
- 5 V, 1.5 m cable
- Mounting hole
- About 58 mm
