Gauge itself is analog only, not serial, accepts a linear 0-5 Volt signal air/fuel ratio range is 7.4 to 22.4
Blackout appearance when unpowered
Package Dimensions: 11 L x 5H x1W (inches)
Package Weight : 0.5 pounds
Description
This gauge can be purchased as an accessory to be used with the LC-1, LC-2, LM-1, or LM-2. These kits include the DB Gauge, mounting hardware, and quick-start guide.