Monster Gel SuperTips Replacement Kits 6 Pr. Gel SuperTips (Small_Medium) (Discontinued by Manufacturer) Exclusive Monster T2 circuitry disconnects the PowerCenter itself and your equipment and reconnects ONLY when power levels are safe Patented HD Clean Power Stage 2 removes electrical interference to maximize performance and reduce wear to delicate digital circuitry Advanced Tri-Mode power protection automatically disconnects and sounds an alarm Voltage LED meter for monitoring power conditions