Solar energy battery; battery; electric accumulators; battery boxes, electronic notice boards; flashing safety lights; silicon chips; printed circuits; personal security alarms; heat regulating apparatus, namely, heating sinks for use in electronic components

Solar water heaters; Solar collectors; electric water heaters for domestic use; bath installations, namely, toilets, bathtubs and showers; lamps; electric lanterns for lighting; pipes being parts of sanitary facilities; water desalination plants; water purification units for sewage; sewage disposal plants