This is the Kwik Start glow plug ignitor from Dubro.
Includes: One Glow Starter
Requires: Charger and initial charge (12-14 hours)
Shaft Length: 25mm
Overall Length: 96mm
Shaft Diameter: 10mm
Battery Diameter: 22mm
Note: Can be recharged with any charger using a center contact that has a positive (+) polarity and 1.5V DC 125mA output. Battery must be recycled or disposed of properly.