Devvis E1800U Ultrasound Robot Lawn Mower for 1800 m2 Area, 7.8Ah Battery

Meet the Devvis E1800U Ultrasound Robot Lawn Mower — the smart, hands-free way to mow lawns up to 1800 m2. Built for quiet, efficient operation, this mower combines a robust 7.8Ah lithium battery with a brushless motor and intelligent navigation to deliver a pristine lawn with minimal effort. It uses gyroscope navigation and ultrasonic obstacle avoidance to map and cut your grass precisely, while features like anti-theft, auto recharge, rain sensor, and smart scheduling keep it safe, reliable, and always ready to work. At less than 60 dB, it runs quietly in the background, so your outdoor time stays peaceful. All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty. Language support: Yes. At intercyprus.com since 2002 — trusted for quality and reliability.

Benefits & Tips

• Effortless lawn care — set a schedule via the built-in LCD display or the smartphone WiFi app and let the mower handle routine mowing while you relax.
• Smart navigation for efficient coverage — gyroscope navigation, ultrasonic obstacle avoidance, and subarea function help you tailor mowing patterns to irregular lawns and tight corners.
• All-weather readiness — rain sensor and weatherproof design ensure the mower protects your lawn and operates reliably in varying conditions.

Product specifications

• Coverage / Working capacity: Up to 1800 m² (±20%)
• Battery: 7.8 Ah lithium battery
• Motor: Brushless motor — Yes; Motor: Brushed
• Blades: 15 pcs; Cutting blades: 3 pcs
• Cutting width: 21 cm
• Cutting height: 2.5–5.5 cm
• Cutting speed: 35 m/min
• Anti-theft: Yes
• Auto Recharged: Yes
• Emergency switch: Yes
• Gyroscope Navigation: Yes
• Ultrasonic Obstacle Avoidance: Yes
• LCD display: Yes
• Language option: Yes
• Rain Sensor: Yes
• Water-proof: Yes
• Water-proofed Charger: Yes
• Range / Subarea Function: Yes
• Tilt Sensor: Yes
• Lift Sensor: Yes
• Boundary / Longest Wire: Up to 600 m
• Charging time: < 4 hours
• Charging station size: 44 × 48.2 × 15 cm
• Mower size: 52 × 39 × 27 cm
• Noise: < 60 dB
• Origin: Mainland China
• Model Number: E1800U
• Power Type: Electricity
• Warranty: Two Year
• Smartphone WIFI App: Yes
• Subarea Function: Yes
• Long wire compatibility: 600 m
• Boundary setup: Included with product data

Package includes:

• 400 m boundary wire
• 400 pegs
• 15 spare blades

Warnings / Reminders

• Maximum slope capability: 30 degrees. Do not operate on steeper slopes.
• Ensure proper boundary wire installation and follow setup instructions for safe operation.
• Keep children and pets away during initial setup and charging.