The SEER SSR-1400 is a slim reach truck autonomous forklift with a 1.4-ton rated load capacity and 500 mm load center distance. It measures 2,140 by 1,200 by 2,230 mm and weighs 2,060 kg with a 3,000 mm standard lift height, 1,480 mm minimum turning radius, and adjustable fork width from 400 to 700 mm on 1,220 by 120 by 40 mm forks. It handles both closed and open pallets with mast reach forward for stacking and transport up to 3 meters. AI deep learning recognizes pallets, racks, and cages in various specifications, colors, wrapped or damaged conditions with multi-angle adaptive high-precision recognition. A 24 V 210 Ah lithium iron phosphate battery provides 10-hour endurance with 2.5-hour charging. Speed is 1.2 m/s full load and 1.5 m/s no load with ±10 mm and ±0.5-degree positioning accuracy. The 1,184 mm body width with 1,384 mm minimum aisle width suits narrow aisles. 360-degree protection uses obstacle avoidance laser, distance sensor, and 3D camera. Right-angle stacking aisle widths are 2,265 and 2,210 mm plus 200 mm. Braking distance is under 50 cm at 1 m/s and under 72 cm at 1.5 m/s. Standard features include E-stop, sound and light indicator, 360-degree laser protection, bumper strip, fork height protection, and HMI display. UN38.3 certified. Customization includes fork width, robot height, color, and logo. Targets industrial warehouse and logistics narrow-aisle rack access.