1) Container capacity: 20L/25L 2) Material: PP tank + PE base 3) Battery: 12V-12AH / HR 4) Membrane Pump: 12V 2.6A, 4L DC 5) Charger: 12V 1.5A 6) Lance: stainless 7) Hose: 1.2m 8) Nozzles: one three-head kind 9) Working Pressure: 0.2-0.5Mpa 10) N.W/G.W.: 8kgs / 9kgs 11) Package dimension: 380 x 265 x 610mm 12) 20'GP/40'HQ : 440 sets / 1070 sets