Dual ball joint connect the thread part with the housing part, to enjoy 360° swivel angle, watering can reach every corner of the sink Two functions switchable, easily twist the end part of the aerator, can switch from aerated water to rain water, the switching lifetime is warranty for 25000 cycles Color can be customized as per customer's requirement, DTM to faucet color Easy installation, nearlly 95-98% kitchen faucet can be replaced without a wrench