Rechargeable Battery Pack K&F SB8720 for Logitech MX Keys wireless keyboard and mouse replacement (compatible model 533-000177)

Replacement rechargeable battery pack K&F SB8720 designed for use in Logitech MX Keys wireless keyboards and compatible mouse models referenced by part 533-000177. This internal battery pack is intended as a direct swap for the factory-installed rechargeable cell, restoring power to wireless peripherals after installation and charging. The pack is suitable for repair and refurbishment of compatible Logitech devices and is offered by K&F as an alternative to the original internal battery.

Advantages

The battery pack provides a rechargeable power source engineered to match the form factor and electrical requirements of compatible MX Keys devices, enabling wireless operation without dependence on disposable batteries. Its design supports repeated charging cycles and aims for stable voltage output to maintain consistent keyboard and mouse performance. Being a direct-replacement style pack, it simplifies repairs by reducing the need for complex battery modification or custom wiring.

Suitable for

• Replacing a worn or failed internal battery in Logitech MX Keys wireless keyboards
• Refurbishing compatible wireless mice that share the same internal battery form factor
• Service and repair shops restoring wireless peripherals to working condition
• DIY users performing battery replacement to extend device lifetime

Key specifications

• Type: Rechargeable internal battery pack suitable for wireless keyboard and mouse use
• Compatibility: Designed to fit the internal battery compartment and electrical requirements of compatible MX Keys devices
• Form factor: Replacement pack sized for direct swap with the original internal cell
• Function: Provides continuous power for wireless operation after charging

How to use

Power down the device and follow the manufacturer’s service instructions for opening the housing. Remove the original internal battery pack carefully, disconnecting any connectors or soldered joints as required. Install the K&F rechargeable pack in the same orientation and reconnect the contacts securely. Close the housing and charge the pack using the device’s normal charging procedure until fully charged before regular use. If uncertain, consult a qualified technician or official repair guide to avoid damage.

Usage recommendations

Charge the battery fully before first use and follow recommended charging cycles to maintain longevity. Avoid exposure to extreme temperatures and physical damage. Use the pack only in compatible devices and ensure connectors are secure to prevent power interruptions.