The faucet sensor adapter comes with fittings and a wrench, no additional tools are required, very easy to install and use. The built-in Polymer lithium battery, USB charging, environmental protection and saving, super long battery life, a battery life of more than , when the power is low, there be flashing light to remind. The non-contact faucet adaptor turns your normal kitchen faucet into an intelligent automatic adjustment motion senor faucet. 0.1s fast sensing, smart and convenient, no need to contact the faucet and prevent contamination. Adopting the integrated path throttling design, it can quickly respond to the switch water, save water consumption time, and better limit water at the same time, ensuring the rate at 0.1mpa water pressure of 0.07l /S, saving water significantly. Use water more than 3 minutes, automatically close the solenoid valve, prevent overflow, induction again be normally water, effectively avoid careless user and troublemaker causing water waste, Manufacturer: Jnchdghwa