21v brushless lithium battery electric chain saw 12-inch medium logging pruning handheld electric chain saw 21V 无刷锂电电链锯 12 寸中型伐木修枝手持电动链锯

1. Product Features

1. This 21V brushless lithium battery chainsaw features a high-power brushless motor, and the 12-inch guide plate is suitable for cutting medium-diameter wood.
2. No tools required for installation, removal, and adjustment—easy on-site tuning.
3. The automatic oil pump system continuously lubricates the chain guide plates.
4. Dual handle layout, with a front handle and a rear handle, ensuring stability when cutting medium-diameter wood.
5. Protective handguard with safety lock buttons.
6. Wireless lithium battery design allows efficient operation in orchards, forest lands, and outdoor environments.

2. Product Advantages

1. The 12-inch guide plate has a longer cutting range, allowing it to cut through thick branches in one pass, making it more efficient than the 8-inch model.
2. Brushless motor provides high speed output, and it has minimal resistance when cutting medium-sized wood.
3. Automatic oil pumping extends chain lifespan.
4. Dual handles enhance operational stability.
5. No tools required; completed by a single person.
6. Battery quick removal and rotation, no power loss during long-term field operations.

III. Product Applications

1. Orchard major repair: Cutting off thick branches of mature fruit trees.
2. Forest management: thinning and cutting of small timber.
3. Wood processing: preparing firewood and cutting wood.
4. Garden Engineering: Removal of Uprooted Trees.
5. Guide plate size is 12 inches, suitable for wood with a cutting diameter of up to 25 cm.

4. Target Audience

1. Large orchard growers.
2. Forestry tending and thinning workers.
3. Individual wood processing business owner.
4. Landscaping project team.
5. Outdoor work team.

5. Product Attributes

1. Battery voltage: DC 21V
2. Battery capacity: 4.0Ah
3. Motor type: Brushless motor
4. Idling speed: 4500 rpm
5. Chain rotation speed: 10.5 m/s
6. Guide plate size: 1.2 inches
7. Lubrication system: Automatic oil pump
8. Adjusting method: Tool-free installation and adjustment
9. Security Configuration: Security lock knob, guard plate
10. Machine net weight: 2.3 kg
11. Battery type: Removable lithium-ion battery pack

6. Usage Instructions

1. Battery installation: Push the fully charged battery pack into the bottom slot and lock it in place.
2. Guide plate chain installation: Open the machine cover, insert the chain onto the guide plate sprocket, adjust the tension and lock it in place.
3. Check the lubricating oil.
4. Power on: Hold the front and rear handles with both hands, and pull the trigger to start.
5. Cutting: Progress at a steady speed along the wood grain, without forced pressure.
6. Final steps: Release the trigger, stop rotating, remove the battery, and clean up.

7. Precautions

1. Wear goggles, safety helmets, protective gloves, and work pants.
2. The 12-inch chain saw is recommended to be operated with both hands.
3. Do not touch during the chain operation.
4. Confirm there are no nails or stones before cutting.
5. The battery should be kept away from high-temperature flames.
6. Heat up, stop operating, cool down.
7. It is prohibited to be exposed to moisture or rain.
8. Children must not be approached.
9. If the chain becomes loose and makes noise, shut down immediately.