User Manual for Einhell GE-CM 18/33 Li Cordless Lawn Mower
Quick guide for the Einhell GE-CM 18/33 Li cordless lawn mower. Find technical specifications, battery runtime estimates, and key features for this 18V garden tool.
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Click an image to enlargeQuick guide from the manual
The Einhell GE-CM 18/33 Li is a cordless lawn mower designed for residential lawns up to 200 m². It is part of the Power X-Change system, allowing the use of interchangeable batteries. This document provides the technical specifications and performance data for the unit.

Technical Specifications
- Battery System: 18 V, Li-Ion
- Cutting Width: 33 cm
- Cutting Height Adjustment: 5 levels (25-65 mm), central adjustment
- Grass Collection Box Capacity: 30 L
- Wheel Diameter: 150 mm (front), 180 mm (rear)
- Product Weight: 10.9 kg
Key Features

- Brushless Motor: Provides increased power and longer operational life.
- Height-Adjustable Handle: Features 2 settings and can be folded for space-saving storage and transport.
- Integrated Carry-Handle: Designed for easy transport.
- Filling Level Indicator: Located on the grass collection box.
Battery Runtime and Performance
The mowing area capacity depends on the battery capacity used. For best performance, it is recommended to select a battery with at least 2.5 Ah.
- 1.5 Ah: 50 m²
- 2.0 Ah: 100 m²
- 2.5 Ah: 140 m²
- 3.0 Ah: 180 m²
- 4.0 Ah: 250 m²
- 5.2 Ah: 300 m²
- 6.0 Ah: 350 m²
- 8.0 Ah: 500 m²
Available Accessories
The following accessories are compatible with the GE-CM 18/33 Li:
- Spare Blade (Item No.: 3405452)
- Various Power X-Change batteries (18V 4.0Ah, 5.2Ah)
- Power X-Twincharger 3A and Power X-Boostcharger 6A
Manufacturer information
Einhell
Practical help
Before use
- Ensure the battery is fully charged (4.0 Ah battery included).
- Check that the grass collection box is properly attached.
- Adjust the cutting height to the desired level (25-65 mm).
- Verify the handle is locked in the desired height position.
- Ensure the lawn area does not exceed the recommended 200 m² for optimal performance.
Specs in practice
- Cutting Width
- The width of the grass path cut in a single pass (33 cm).
- Central Cutting Height Adjustment
- Allows changing the height of all wheels simultaneously using one lever.
- Power X-Change
- Einhell's interchangeable battery system compatible across multiple tools.
Model compatibility
- Compatible with all Power X-Change system batteries.
- For best performance, use a battery with at least 2.5 Ah capacity.
Manual page author
Emily Carter
User documentation editor
Prepares concise manual descriptions and highlights the most useful setup, operation, and maintenance information for readers.