The Bostik TG-4 Hot Melt Glue Gun is an electrically operated applicator designed to dispense hot melt glue to bond most materials quickly and efficiently. If you use tapes, fasteners, staples or liquid adhesives, the Bostik TG-4 Glue Gun will probably do it better, faster and neater with just the press of a trigger. - Ergonomic design (comfortable, reliable, one hand operation) Advanced heating element technology (reduces heat up time and saves energy when not in use for long periods –power goes into 'rest time'.).