Trigger Lock for DYSON Cordless Vacuum Cleaner. Brand new, premium quality compatible trigger lock for your Dyson vacuum cleaner. This handy trigger lock removes the need to constantly squeeze the trigger, freeing your hand to make vacuuming easier. Product Features: Locks the power trigger on your vacuum, freeing your hand & finger. Allows you to use the vacuum hands-free. No need to tire your hands by constantly squeezing the trigger. Easy to use: Just flick the lever to the down position to turn the vacuum on, and flick to the up position to turn off. Stylish steel grey.