Rechargeable battery with USB charger,Easy to Fill Bidet Bottle Using Desired Water Temp & to Use Anywhere Your Travels Take You Type:Horizontal,Installation Type:Floor Mounted,Feature:with USB charger double holes,Soft push button with dual pressure wash,Angled nozzle with double holes 1. Open the cover at the side of the bidet. Make sure to open it from top by your finger.2. Plug one end of USB cable into bidet.3. Connect the other end USB joint with transformer or computer. The indicator light in the bidet be in red to show normal charging.4. When the indicator light shuts off, the battery is full. Pull off the cable and close Charging Battery:Charge the battery inside with the supplied USB cable before using. When battery is low, the decrease and eventually stop. Charge the bidet with the USB charging cable to avoid battery damage the lid tightly for the bidet to make sure water sealing.Please connect the USB properly like your cell phone USB Maximum power Semi-circular nozzle: scratch the anus during spraying, for better cleaning