Lisle 60150 Relay Pro 12-24 V Relay Tester 

A Straightforward Relay Tester That Will Easily And Quickly Test Most 12 And 24 Volt DC Automotive Relays.

Features

• Tests relays by simply clipping the test leads onto the relay terminal pins using a 12 or 24v DC power source.
• Tests a wide range of 4 and 5 pin relays.
• Including shielded, non shielded, relays with different pin sizes and 4 pin normally closed relays that other testers may incorrectly show fail.
• Automatically determines the relay configuration so the fully insulated gator clips can be connected in any order.
• Eliminates guesswork because you don’t need to connect to specific pins, like other testers.
• 45" power leads with heavy duty gator clips provide a secure connection to the power source.

WARNING: California Prop 65

Downloads 

 Instructions Sheet