This item is a  Underwater Kinetic Alkaline Battery Contact Plates for C4 / C8 / Light Cannon 

Features:

• Alkaline battery contact plates replacement
• C4, C8, Light Cannon - Eliminate the hassle of manually replacing batteries
• Quick and easy installation.

Enjoy long-lasting performance no matter the application.

Warning - California Prop 65: Some products on this site can expose you to chemicals including Chloroprene, which is known to the state of California to cause cancer and birth defects or reproductive harm. For more information, go to www.P65Warnings.ca.gov.