Item Number: DUB666 The Dubro Kwik-Start is a rechargeable glow plug ignitor which will work withall standard size glow plugs. The ignitor locks securely to the plug by way ofa spring loaded flange so that it cannot be accidentally knocked into props orgears.Features:1300mAh Sub-C NiCd battery provides plenty of current to light theglow plug and allows for many charge-discharge cycles.AC recharging unit plugs directly into wall socket and has built-inLED to indicate that charging is in progress. Recharging takesapproximately 10 hours.Includes:(1) Glow ignitor unit with Sub-C cell installed (the battery is notintended to be replaceable).(1) AC Charger unit with long charging cord (at least 12").(1) Mount for attaching the Kwik-Start to a field box (this preventsit from getting lost in all the junk at the bottom) ****Dimensions: The critical dimension is the length of the flange which locksthe ignitor to the glow plug. This is 1 1/8" long which means it will work on engines with normal cylinder heads, but not on engines with tall heatsink heads normall found on R/C cars.