Keep your vehicle's electrical systems running smoothly with these waterproof automotive relays, designed for high-demand 12V and 24V applications. Each relay features a universal 5-pin SPDT (Single Pole Double Throw) configuration, making it compatible with a wide range of car control devices, including lighting systems, horns, fans, and more. With an impressive switching capacity of 80A to 100A, these relays are built to handle heavy electrical loads found in cars, trucks, and marine vehicles. The transparent housing allows for easy visual inspection of internal components, while the built-in waterproof construction ensures dependable performance even in wet or harsh conditions. The copper terminals provide strong, corrosion-resistant connections for long-lasting reliability. This pack of 10 relays is a practical choice for automotive enthusiasts, mechanics, and DIYers looking to upgrade or replace relays in demanding electrical setups. Each unit is manufactured to meet CE and EU LVD low-voltage safety standards, giving you confidence in the quality and consistency of every relay in the set.