Features of LED Display Vacuum Front Maintenance Tool: 1.Small size, light weight, easy to carry 2.Excellent ergonomic design for easier use 3.Vacuum valve design for more models 4.Unique air duct design for better heat dissipation and longer motor life 5.Unique limit design prevents PCB warp and light falling off 6.Unique anti-static design to protect module security 7.Supports use while charging, solve the temporarily no power Parameters LED Display Vacuum Front Maintenance Tool: Charger charging voltage ：100-240V Charger output voltage：25.2V1A Continuous discharge duration：20MIN Power: 350W