– Draws/replaces the fluid and bleed air bubbles in the brake system of most vehicles – Uses a standard workshop air supply (90-120psi) – Works by negative pressure in the 0.75L air compressor – Durable copper connector of 1L refill bottle – 4 fluid bottle adapters that fit different cylinders – Easy to handle and easy to use Specifications Air Supply requirement: 90-120psi Air Consumption: 180 ltr/min Vacuum: 60% Air Inlet Size: 1/4″BSP Material: Plastic G.W.: Approx. 0.75Kg / 1.65LB Adapter sizes: 21-30mm 24-32mm 28-37mm 32-41mm Big pot: 125*135mm Hose: 1.7m Small pot: 70*220mm Package Contents 1 x Brake and Clutch Bleeder 1 x Refill Bottle 4 x Plastic Adaptors 1 x Air Connector – 1/4″ BSP Male  Air fitting