Description:  Efficient heat dissipation，Efficient heat dissipation, effectively prevent burning machine.  Automatic glue back, avoid waste, loosen the switch after the pull rod automatic glue back, prevent waste glue leakage.  Infinitely variable speed trigger, easy to realize the speed of the glue, the trigger press hard glue fast, according to the shallow glue slow.  9000mAh large capacity lithium battery, long battery life, from now on the construction no longer drop the chain.  Ergonomic Design，Engineered to deliver materials smoothly and precisely,it is easy to use and produces great results.The handle is made of ergonomics ABS plastic which is comfortable for long time using.  One gun dual-use, soft glue/hard glue universal, with the piston can achieve glue.  6 gears can be adjusted, gluing speed is fast or slow, multiple gears can be adjusted, saving time and effort.  Widely Application，Suitable for balcony doors and windows,bathtub and air conditioning hole. Ideal for caulking, filling, sealing and insulating small gaps.     Specifications:  Color: Orange;  Gear position: 6 gears;  Pressure: 12000N;  Thrust: 1200kg;  Switch: Infinitely variable speed;  Support material: hard rubber/soft rubber;  Battery: 88VF;  Battery capacity: 9000mah.     Package Included:  Type A:  1x Electric Glue Gun;  1x Storage box.  Type B:  1x Electric Glue Gun;  1x Storage box;  1x EU/US Plug Charger;  1or 2x Li-ion Battery.