The ZX955 Zithion-X rechargeable lithium-ion battery from Coast is compatible with the XPH34R headlamp as well as the PM300 and PM310 work lights. The battery features a built-in USB-C port for easy charging outside of the light. A battery indicator blinks red during charging and lights up green when fully charged. An overcharge and discharge protection circuit ensures that the battery is as safe as possible. The battery is backed by Coast's one-year warranty against material and workmanship defects. All of Coast's lighting serves various purposes today, both at home and for professional use. For Coast, it is essential that everyone has the opportunity to choose the right light, with the greatest and best quality and flexibility that provides the right illumination and the best applications. Everything to make every day safer, easier, and more enjoyable. Coast - Trusted tough.