As used in
RadioShacks Make: Electronics 1 st Edition (discontinued). The revisions would go on to use different relays, making these larger ones rather rare and unique. Standard DIP Package - fits in breadboard
Coil Arrangement: 2 Form C (DPDT) Capable of switching loads up to 5A Nominal
Coil Voltage: 12V
Coil Resistance: 270 (270 Ohms)