Toyota Hi-Off-Low Rav4 Series Car Seat Heater Two seats contain: 2 switches + 2 wiring harness + 2 fuses + 2 relays + 4 carbon fiber heater pads element. Two seats installed Fit cars Toyota Switch New Rav4, New Corolla Material Carbon fibre pads or alloy wire pads Export Supplied to Certification ISO:9001:2015, GB/TS 16949:2009etc CE,ROHS Strict test passed Passed 13 items strict test in US,such as knee load test,180-degree bending durability test, powered endurance test, ingress egress test etc. Failure rate Warranty 2 years/24,000 km