Please rest assured to buy, we will send you the corresponding version according to the usage standards of the country you purchased. Note: Our wifi version timer can be controlled by bluetooth of phone directly, Zigbee version must use Zigbee hub. If you wanna control water timer without distance limit, please use hub. Specification Power: 2x AA alkaline batteries Bluetooth Range: 49.2ft without interference Gateway: gateway is not included ! Working Water Pressure: 7.25-116 psi Working Temperature: 40.1-113 (4.5-45) Working Time: more than 6 months Waterproof: IPX5 What's in package: timer, timer accessories, user manual. Warm Tips The best range for connection and control is within 49.2ft in open area. Do not use the timer when air temperature is below 40(4.5), the timer should be removed from the hose faucet and stored indoors to avoid potential frozen damage. Filter can trap dirt particles, please clean filter regularly and replace it worn. Please replace batteries when the low battery indicator appears the display. When replacing the power units, please make sure the timer is dry. To prevent leakage, make sure the water timer is tightly attached to the faucet and hose, add rubber washer and thread seal tape if necessary. 2 Independent Watering Systems: The WiFi watering timer has 2 outlets that work separately, each zone can be individually set the 2 watering schedule types. And you can set up to 20 programs (2 outlets, each 10 programs) for your plant, garden, greenhouse, lawn, swimming pool, fruit/vegetable irrigation. 2 Watering Schedule Setting Types: Timed watering mode lets the hose timer run on its own and water at a specific time. Customize its start time, water duration, and watering weekly cycle or on odd day/even day/ every few days to meet your different watering needs. Under the cyclical watering mode, the faucet timer will cycle watering within the preset start and end times automatically. When watering schedules are set, the irrigation timer will take over the control of the lawn and garden. Manual Watering : In manual mode, you can water anytime as needed, with customizing time from 1 min to 23 hrs59 min and without interrupting the preset watering schedule. Rain Delay: With rain delay mode, your programmed schedule will be paused for 1~7days, and will be automatically resumed. ---------------------- The brand focuses on creating high-quality garden irrigation products. We are committed to providing you with a variety of irrigation timers, to achieve smart irrigation and management, simplify your home life, and let your home garden thrive! ",