1. Adjustable nozzle: Trigger spray pumps come with an adjustable nozzle that allows you to control the spray pattern and adjust the flow rate according to your needs. This feature makes them useful for a range of applications.

2. Durable construction: Trigger spray pumps are typically made of high-quality materials that make them strong and long-lasting. They can withstand regular use and are resistant to corrosion and wear and tear.

3. Ergonomic design: The ergonomic shape of the trigger spray pump makes it comfortable to hold and easy to use. The trigger is designed to require minimal effort, so you can achieve a consistent spray with minimal hand fatigue.

4. Wide range of chemical compatibility: Trigger spray pumps are designed to work with a wide range of chemicals, from cleaning solutions to fertilizers. This makes them versatile and useful for a range of applications.

5. Easy to refill: Trigger spray pumps are designed to be easy to refill, so you can keep them in use for longer periods without needing to replace them.

In summary, trigger spray pumps are a useful tool that offers a range of features that make them convenient and easy to use. With their adjustable nozzle, durable construction, ergonomic design, wide compatibility, and easy refilling, it is no wonder why they have become a popular choice among consumers.