Proven reliability and performance Proven scaling efficiency Vertical or horizontal orientation Accepts all 25K inserts Items included: (1) BOBCAT® Pro Unit, (1) Single Position Foot Control, (1) 25K Focused Spray® PowerLine™ 1000 Ultrasonic Insert, Instruction Manual Installation Requirements: 115V 3-prong grounded wall outlet, water supply. Dimensions: 3.8"H x 8"W x 8"D (Horizontal), 8"H x 3.8"W x 8"D (Vertical). Weight: 6 lbs. Note: Accepts all Cavitron® 25K Inserts.