With built-in batteries, this car wash spray nozzle can be used anytime anywhere even without a power source. You can wash your car easily even if you live in a high-rise or go outdoors. The removable batteries on the bottom can be removed by rotating them to the left. There is a Type-C port on the front of the batteries, so you don't need to charge them with the wash gun.
The internal trigger is a combination of superior quality solid brass and metal poles connector and spool, which make trigger pulling more flexible and convenient. Ceramics trigger was designed with low vibration and 15000 times working life design. With special chrome plated rod support, the exterior is made of high-quality plastic, durable in use, and rust-proof.