Ryobi has come out with a cordless hot glue gun.
B-TEC 807 Power Adhesives Battery Powered Glue Gun
Cordless Mini Glue Gun, Small Glue Gun
18V ONE+ GLUE GUN KIT - RYOBI Tools
Ryobi 18V Cordless Hot Glue Gun Review
Ryobi XGG-18A Cordless Glue Gun - Kloppers
18V ONE+ GLUE GUN KIT - RYOBI Tools
Ryobi P305 One+ 18V Lithium Ion Cordless Hot Glue Gun
Ryobi P305 One+ 18V Lithium Ion Cordless Hot Glue Gun w/ 3
Ryobi Hot Glue Gun Review - Tool Box Buzz Tool Box Buzz
18V ONE+ DUAL TEMPERATURE GLUE GUN KIT - RYOBI Tools
New Ryobi Mini Cordless Glue Gun