Features:Improves gum health removes wastes and reduces bacteria, cleans braces, bridges, crown and implant.Easy to use, it can be used directly by connecting to the faucet. Can be used with toothpaste, mouthwash together.The angle of the water jet is 90 degree, can help clean teeth better.The nozzle can rotate 360 degrees, let you easy to control water flow to reach all areas of the mouth.This set includes 5 nozzles, suitable for family use.Specification:Model: 1509Weight: Approx.251g/ 8.9ozColor: As pictures showNozzle: 5pcsPackage List:5 * Nozzle1 * L-shaped rack1 * ABS Water separator1 * 1m PVC hose1 * Double-sided adhesive1 * Hex wrench4 * Plastic joint2 * Rubber loopNote:Please allow slight error due to manual measurement. Thanks for your understanding.