The Rain Bird WR2-RFC Wireless Rain Freeze Combo Sensor is a white plastic sprinkler sensor designed for outdoor use. It is hardwired and features a digital control style with a female 1/2 inch threaded connection. Suitable for flexible automatic irrigation with individual watering schedules, this model can water every 2nd day for up to 10 hours. With a smart home protocol of Wi-Fi, this Rain Bird sensor is ideal for monitoring and controlling your watering system remotely. Made in Mexico, this product weighs 16 oz and is a reliable choice for maintaining a healthy lawn or garden.