This is a DuraTrax ultra slim glow starter with charger. It is used to heat a glow plug while the glow engine is being started.
Includes: One Ultra Slim Glow Starter, AC Charger and GP 1800mAh 1.2V NiMH Battery (do not use alkaline battery)
Input Charger Voltage: 110V 60Hz AC (US Standard)
Charge Rate: 170mAh 1.25V
Shaft Length: 2-7/8 (73mm)
Overall Length: 5½ (139mm)