405 Select LS base configuration for 96- / 384-well washing. Includes 96-tube (8x12) Dual-Action manifold and optimized cell washing. Automated Internal 4-Buffer Switching. Ultrasonic Advantage. Verify checks for clogged dispense and aspirate tubes.405 LS is a value priced equivalent microplate washer to the 405 TS with a 2x24 character backlit LCD display with membrane keypad interface for installations such as within a robotic system when the instrument will be primarily controlled from a PC. Dispense / Waste System is required and must be purchased separately.