JANGKLIFE 3.6V Cordless Electric Screwdriver Instruction Manual

1. Important Safety Instructions

Read all safety warnings and instructions before using this electric screwdriver. Failure to follow the warnings and instructions may result in electric shock, fire, and/or serious injury.

• Work Area Safety: Keep the work area clean and well-lit. Cluttered or dark areas invite accidents. Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust.
• Electrical Safety: Power tool plugs must match the outlet. Never modify the plug in any way. Do not expose power tools to rain or wet conditions. Water entering a power tool will increase the risk of electric shock.
• Personal Safety: Stay alert, watch what you are doing, and use common sense when operating a power tool. Do not use a power tool while you are tired or under the influence of drugs, alcohol, or medication.
• Tool Use and Care: Do not force the power tool. Use the correct power tool for your application. Do not use the power tool if the switch does not turn it on and off. Disconnect the plug from the power source and/or remove the battery pack from the power tool before making any adjustments, changing accessories, or storing power tools.
• Battery Pack Use and Care: Recharge only with the charger specified by the manufacturer. Do not use battery packs with any other power tools. When the battery pack is not in use, keep it away from other metal objects.

2. Product Overview

The JANGKLIFE 3.6V Cordless Electric Screwdriver is designed for various household and DIY tasks. It features a compact design, adjustable torque, and an integrated LED light.

Key Features:

• Accessory Set: Includes 37 accessories and an extension rod for diverse applications, such as assembling furniture, securing toys, and repairing electronics. The extension rod allows access to tight spaces.
• Adjustable Torque: Four torque settings (2.5Nm, 3.0Nm, 3.5Nm, 5.0Nm) provide control for different tasks.
• Forward and Reverse Control: A track-shaped button enables easy switching between clockwise and counter-clockwise rotation.
• USB Rechargeable Battery: Equipped with a 3.6V rechargeable battery for cordless operation and convenient USB charging.
• Integrated LED Light: A bright LED indicator illuminates the work area, improving visibility in dim conditions and reducing shadows.

Figure 2.1: Detailed view of the JANGKLIFE Cordless Electric Screwdriver with key components labeled, including the LED light, forward/reverse switch, anti-slip handle, four-grade torque indicator, and charging port.

Figure 2.2: Dimensions of the JANGKLIFE Cordless Electric Screwdriver, showing a length of approximately 20cm (7.8in) and a width of 4cm (1.57in).

3. Package Contents

Verify that all items are present in the package:

• 1 x JANGKLIFE 3.6V Cordless Electric Screwdriver
• 37 x Screwdriver Bits (various types and sizes)
• 1 x Extension Rod
• 1 x USB Charging Cable
• 1 x User Manual

4. Getting Started (Setup)

4.1 Charging the Battery

Before first use, fully charge the screwdriver's internal 3.6V battery. The battery indicator lights will show the charging status.

1. Locate the USB charging port on the screwdriver.
2. Connect the provided USB charging cable to the screwdriver's charging port.
3. Connect the other end of the USB cable to a compatible USB power source (e.g., computer, USB wall adapter).
4. The battery indicator lights will illuminate during charging. All lights will be solid when fully charged.
5. Disconnect the charger once the battery is fully charged. Avoid overcharging.

Figure 4.1: The screwdriver connected to a USB power source for charging. The battery indicator lights show the charging status.

4.2 Installing Screwdriver Bits

The screwdriver features a magnetic bit holder for easy and secure bit installation.

1. Select the appropriate screwdriver bit for your task.
2. Insert the bit firmly into the magnetic bit holder at the front of the screwdriver.
3. To use the extension rod, insert it into the bit holder first, then insert the desired bit into the extension rod.
4. Ensure the bit is securely seated before operation.

5. Operation

5.1 Forward and Reverse Rotation

The screwdriver has a track-shaped button for controlling the rotation direction.

• Press the forward button (usually the upper part of the track button) to rotate the bit clockwise for tightening screws.
• Press the backward button (usually the lower part of the track button) to rotate the bit counter-clockwise for loosening screws.
• Release the button to stop rotation.

Figure 5.1: Illustration of pressing the forward button for clockwise rotation and the reverse button for counter-clockwise rotation.

5.2 Torque Adjustment

The screwdriver offers four adjustable torque settings to match the requirements of different materials and screw sizes.

1. Locate the torque adjustment button or switch on the tool.
2. Cycle through the settings to select the desired torque: 2.5Nm, 3.0Nm, 3.5Nm, or 5.0Nm.
3. Start with a lower torque setting for delicate materials or smaller screws and increase as needed.

Figure 5.2: Display showing the four available torque settings: 5.0Nm, 3.5Nm, 3.0Nm, and 2.5Nm.

5.3 LED Work Light

The integrated LED light automatically illuminates the work area when the screwdriver is in operation, providing better visibility in low-light conditions.

Figure 5.3: The LED light illuminating a screw in a dark cabinet, demonstrating its utility in low-light environments. The magnetic bit design is also shown.

5.4 Usage Examples

The screwdriver is suitable for various applications, from delicate electronics to general household repairs.

Figure 5.4: Examples of the screwdriver in use for tasks such as assembling furniture, securing components, and working on electronic devices with the extension rod.

6. Maintenance and Care

• Cleaning: Keep the tool clean and free from dust and debris. Use a soft, dry cloth to wipe the exterior. Do not use harsh chemicals or abrasive cleaners.
• Storage: Store the screwdriver and its accessories in a dry, cool place, away from direct sunlight and moisture. Keep out of reach of children.
• Battery Care: To prolong battery life, avoid completely draining the battery before recharging. Do not store the tool with a fully discharged battery for extended periods. Avoid charging for excessively long durations or overloading the tool during operation, as this can affect battery longevity.
• Bit Maintenance: Keep screwdriver bits clean and free from rust. Replace worn or damaged bits to ensure optimal performance and prevent damage to screws.

7. Troubleshooting

8. Specifications

9. Warranty and Support

For warranty information or technical support, please refer to the documentation included with your purchase or contact JANGKLIFE customer service directly. Keep your purchase receipt as proof of purchase.

Contact information for JANGKLIFE can typically be found on their official website or on the product packaging.