1. Introduction
Thank you for choosing the Seesii 40mm Electric Pruning Shears. This cordless tool is designed for efficient and effortless pruning of branches, flowers, and shrubs. Featuring high-hardness SK5 stainless steel blades and a powerful brushless motor, it offers a cutting diameter of up to 40mm. Please read this manual thoroughly before operation to ensure safe and effective use of your pruning shears.
2. Safety Information
Always prioritize safety when operating power tools. Failure to follow these instructions may result in serious injury or property damage.
- Wear Protective Gear: Always wear safety glasses, gloves, and appropriate clothing to protect against flying debris and sharp blades.
- Keep Hands Clear: Never place hands or fingers near the blades during operation or when the tool is connected to a battery.
- Secure Grip: Maintain a firm grip on the tool handle. Ensure stable footing when pruning.
- Battery Safety: Use only the specified batteries and charger. Do not expose batteries to extreme temperatures, direct sunlight, or moisture. Do not short-circuit battery terminals.
- Children and Bystanders: Keep children and bystanders at a safe distance from the work area.
- Inspect Before Use: Before each use, inspect the tool for any damage, loose parts, or dull blades. Do not operate if damaged.
- Avoid Wet Conditions: Do not use the electric pruning shears in rain or wet conditions to prevent electric shock.
- Proper Storage: Store the tool and batteries in a dry, secure place, out of reach of children.
3. Package Contents
Verify that all items are present upon unpacking:
- Electric Pruning Shears (1)
- Replacement Blade Sets (2)
- 2.0 Ah Rechargeable Batteries (2)
- Battery Charger (1)
- Sharpening Stone (1)
- Wrenches (3)
- User Manual (1)

Image: All components included in the Seesii Electric Pruning Shears kit, laid out on a rock. This includes the shears, two batteries, charger, wrenches, and a sharpening stone.
4. Product Overview
The Seesii 40mm Electric Pruning Shears are designed for ease of use and durability. Key features include:
- High-Hardness SK5 Blades: Durable and sharp for clean cuts up to 40mm.
- Brushless Motor: Provides efficient power, longer operating time, and extended motor lifespan.
- Ergonomic Design: Lightweight (2.84 lbs with battery) and comfortable for extended use.
- Power Display: Integrated LED display to monitor battery level and cutting settings.
- Safety Lock: Mechanism to prevent accidental activation.
- Non-Slip Grip: Enhanced grip for secure handling.

Image: Close-up of the Seesii Electric Pruning Shears highlighting features like LED display, safety lock, upgraded non-slip grip, and double-tap activation.

Image: Internal view of the brushless motor in the Seesii Electric Pruning Shears, illustrating its power and durability.
5. Setup
Follow these steps for initial setup:
- Charge Batteries: Fully charge both 2.0 Ah batteries using the provided charger before first use. The charger features overload, over-discharge, and overheating protection. Charging typically takes a few hours.
- Install Battery: Slide a charged battery into the base of the pruning shears until it clicks securely into place.

Image: A comparison table showing Seesii batteries with 4.0Ah capacity, 2 batteries included, and 2-hour charging time, compared to other brands.
6. Operating Instructions
Operating your Seesii electric pruning shears is straightforward:
- Install Battery: Ensure a fully charged battery is securely installed.
- Activate Shears: Quick press the safety switch twice to activate the shears. The blades will open.
- Close/Open Blades: Press the safety switch to close the shears and release to open them.
- Switch Cutting Size: Press and hold the safety switch for 3 seconds to switch between different cutting sizes (e.g., 15mm, 20mm, 25mm, 40mm). The LED display will indicate the current setting.
- Enter Standby Mode: Press and hold the safety switch for 6 seconds to enter standby mode.
- Pruning: Position the branch between the open blades and press the trigger to make a cut. Ensure the branch diameter is within the tool's capacity (up to 40mm).

Image: Seesii Electric Pruning Shears cutting a thick branch, demonstrating its 40mm cutting capacity.

Image: Diagram showing adjustable cutting sizes of the Seesii Electric Pruning Shears from 15mm for flowers to 40mm for heavy branches.
Instructional Video
Video: This official Seesii video demonstrates how to install the battery, activate the shears, use the safety switch to open and close blades, switch cutting sizes, enter standby mode, and perform pruning tasks.
7. Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your pruning shears.
- Blade Cleaning: After each use, clean the blades with a damp cloth to remove sap and debris. Dry thoroughly.
- Blade Oiling: Apply a few drops of lubricating oil to the blades and pivot points periodically to ensure smooth operation and prevent rust.
- Blade Sharpening: Use the provided sharpening stone to keep the blades sharp. Refer to the sharpening stone instructions for proper technique. Replace blades when they become excessively dull or damaged.
- Battery Care: Store batteries in a cool, dry place. For long-term storage, charge batteries to approximately 50% capacity. Recharge every 3 months if not in use to maintain battery health.
- General Inspection: Periodically check all screws and fasteners for tightness.

Image: Close-up of the Seesii Electric Pruning Shears blade, highlighting the SK5 material and indicating a spare blade is included for replacement.
8. Troubleshooting
If you encounter issues, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Shears do not activate | Battery not installed correctly or discharged; Safety switch not double-pressed. | Ensure battery is fully charged and properly inserted. Double-press the safety switch quickly. |
| Blades not closing/opening smoothly | Blades are dirty or dull; Insufficient lubrication. | Clean blades thoroughly. Apply lubricating oil to blades and pivot points. Sharpen or replace blades if dull. |
| Reduced cutting power | Battery low; Blades dull. | Recharge battery. Sharpen or replace blades. |
| Battery not charging | Charger or battery fault; Improper connection. | Ensure charger is properly plugged in and connected to the battery. Try a different outlet. Contact support if issue persists. |
9. Specifications
Detailed specifications for the Seesii 40mm Electric Pruning Shears:
- Brand: Seesii
- Model Number: PH400
- Cutting Width: 40 mm (maximum)
- Blade Material: High-hardness Japanese SK5 Stainless Steel
- Motor Type: Brushless
- Battery Type: Lithium-ion
- Battery Capacity: 2 x 2000 mAh (2.0 Ah)
- Operating Time: 6-8 hours per charge (approx.)
- Item Weight (with battery): 2.84 pounds (approx. 1288 grams)
- Product Dimensions: 3.94"L x 3.15"W (main body)
- Handle Material: Plastic
10. Warranty and Support
Seesii provides 12-month customer support for this product. For warranty claims, technical assistance, or any questions regarding your electric pruning shears, please contact Seesii customer service through your purchase platform or the official Seesii website.