K1005 2-in-1 Wireless Keypad & Calculator

Keypad Maintenance

• Keep the keypad away from liquid or humid environments, saunas, swimming pools, steam rooms, and do not let it get wet in the rain.
• Do not expose the keypad to excessively high or low temperatures.
• Do not expose the keypad to direct sunlight for extended periods.
• Keep the keypad away from open flames, such as cooking stoves, candles, or fireplaces.
• Avoid scratching the product with sharp objects.

Troubleshooting

Please contact the after-sales service.

Copyright

Reproduction of any part of this quick start guide without the seller's permission is forbidden.

Safety Instructions

Do not open or repair this device. Do not use the device in a damp environment. Clean the device with a dry cloth.

Warranty

The device is provided with a 12-month limited hardware warranty from the date of purchase.

Technical Specifications (2x AAA batteries)

• Keypad size: 149x148x21mm
• Bluetooth version: 5.0
• Working distance: ~10m
• Working voltage: 2~3.2V
• Operating current: <6mA
• Standby current: <6mA
• Sleep current: ~50uA
• Sleep time (Bluetooth mode): 20 minutes
• Sleep time (2.4G mode): 20 minutes
• Awaking Operating: Click any key to wake

Indicator Analysis

• Numeric indicator (blue)
• Power indicator (red)
• Low battery indicator (red)

Installing the battery

1. Remove the battery cover on the back of the keypad.
2. Insert batteries, ensuring the positive (+) and negative (-) ends of each battery match the polarity indicators in the battery slot.
3. The keypad requires 2* AAA batteries.

Low-voltage alarming function

After prolonged use, the battery power will be low. The red LED indicator will flash quickly, and new batteries should be installed.

Power saving mode

1. In paired mode, the keypad enters sleep mode to save power if unused for 30 minutes.
2. Press any key on the keypad and wait for 3-4 seconds to wake it up.
3. The keypad also enters sleep mode after 2 minutes if no pairing is active.

Pairing in Bluetooth Mode

1. Turn on the power; the red LED light will be on.
2. Press and hold the "*" key for 3 seconds. The "*" icon on the display will flash quickly, indicating the keypad has entered pairing mode.
3. Search for the Bluetooth pairing name "Bluetooth Keypad" and click to connect.
4. The icon will stop flashing and turn off after a successful connection.

2.4G Mode Pairing

1. Press the "2.4G" key to switch to 2.4G mode. Ignore steps 2 and 3 if you have already connected successfully.
2. Press and hold the "2.4G" key for 3 seconds. The "2.4G" icon will flash quickly.
3. Plug in the USB receiver. The icon will stop flashing, and the 2.4G mode will be entered successfully.

Switching between devices

• The dual-mode keypad can connect up to 1 Bluetooth device and 1 2.4G device.
• Press the "Bluetooth" or "2.4G" keys to switch between modes. Note: Switching between Bluetooth and 2.4G modes takes 2-4 seconds.

Switching between keypad and calculator

• Press the "calculator" key to switch between keypad and calculator modes.
• The orange characters on the keycaps indicate calculator functions.

Send calculation results with one click

In calculator mode, press the "Send" key to send the calculation result to the device.

FCC STATEMENT

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

1. This device may not cause harmful interference, and
2. This device must accept any interference received, including interference that may cause undesired operation.

Warning: Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

RF warning statement:

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.