Rechargeable Power Sprayer...homemade

DIY cheap homemade rechargeable 12 volts power sprayer from scrap metals and refillable water container, 12 volts battery, and a 12 volts mini agricultural pump... Materials: 12 volts rechargeable battery mini agricultural pump switch electrical wire heat shrink tube insulation refillable water container soldering rod soldering lead sprayer hose sprayer handle/nozzle