【OVERLOAD PROTECTION】 - The sockets will be powered off when total current over 15A, press RESET button to restore power supply. | 【VOLTAGE PROTECTION】 - Its circuit detects dangerous voltage irregularities and provides the highest level of surge & spike protection. | 【 HEAVY DUTY DESIGN】 - Metal casin with thickness aluminum plates, come with 6pcs filtered outlets and 2pcs direct outlets. | 【POWER CLEAN】 - It ensures that all devices connected to W-4800 receive clean & filtered power, which reduces noise and ensures better sound and picture quality from amplifier, DJ equipment, home recording, projector, TV, computer, and other electronics. | 【SATISFACTION GUARANTEED】 We offer 12-month warranty. If you have any questions or are not satisfied with our products, please feel free to contact us and we’ll respond to you immediately.