Note:When you receive the package, please charge it with the mobile phone charger for 2 hours, then long press the "save" button to openHost size: length: 11.5cm, width: 8.6cm, height: 4.6cm Feature:Solar powered smart watering,English voice promptsCan be hung behind the designNo faucet, safe and secureManual automatic timing two modesEasy to install and easy to operate Product parameter: Power supply: USB charging, solar panel, built-in lithium ion battery Battery capacity: 1200ma Voltage: 5V Number of pumps: 1/2pcs Interval days: 1-9999 days Watering frequency: 1-24 times a day Watering time: 1 second-24 minutes Including accessories: host, solar panel, PVC transparent water pipe, AS tee, PP water pipe Frequently Asked Questions: 1. Long press the two buttons "watering time" and "interval cycle days" to switch between dual pump/single pump mode 2. Chinese and English voice, long press the two buttons "+" and "-" to switch languages 3. Long press the "Switch/Save" button for 7 seconds to restore factory settings 4. The water supply pump can run for about 90 minutes when the battery is fully charged 5. If the battery indicator has only 3 indicator lights flashing, you can remove the data cable, and then plug it in again 6. If the battery can only be charged to 3 cells, please dont worry, because the battery is not in use for a long time, the battery is not activated, and it will return to normal after using it many times