Battery Charger Mathorn MBC-D250 USB-C for Panasonic DMW-BLK22 — dual-channel, USB-C input

Mathorn MBC-D250 USB-C for Panasonic DMW-BLK22 is a compact dual-channel battery charger designed to recharge Panasonic DMW-BLK22 lithium-ion cells. The unit accepts a USB-C power input for flexible connection to wall adapters, power banks or portable chargers. Each channel operates independently, allowing one or two batteries to be charged at different times without affecting the other channel. The charger is intended for photographers and videographers who need a portable, space-saving solution for on-location battery replenishment and backup management.

Advantages

The charger combines dual independent charging channels with a USB-C input, offering compatibility with modern power sources and convenient travel use. Its compact form factor reduces carry weight and fits easily into camera bags or equipment cases. Independent channel control means a partially depleted battery can be charged while the second channel remains with a fully charged cell, improving workflow efficiency. The device is engineered to provide stable charging appropriate for the Panasonic DMW-BLK22 battery chemistry.

Suitable for

• Photographers using cameras that accept Panasonic DMW-BLK22 batteries
• Videographers working on location who require quick battery turnover
• Travel and outdoor shoots where compact charging solutions are needed
• Backup battery management and on-the-go recharging with portable power banks

Key specifications

• Compatibility: Panasonic DMW-BLK22 lithium-ion batteries
• Channels: Dual independent charging channels
• Input: USB-C power input (requires compatible USB-C power source)
• Charging modes: Independent single or simultaneous charging of two batteries
• Form factor: Compact, lightweight charger for portable use
• Indicator: Channel status indicators for charging progress

How to use

Connect a suitable USB-C power source to the charger's USB-C input. Insert Panasonic DMW-BLK22 batteries into the two charging slots, ensuring correct polarity and firm contact. The charger will detect battery presence and begin charging the inserted cells on each channel independently. Monitor channel indicators to determine charging progress and remove batteries when fully charged. Use a USB-C adapter or power bank that delivers adequate current for reliable charging; the charger accepts common USB-C power sources but does not include the cable or adapter.

Usage recommendations

Use the charger with original or high-quality trusted USB-C power adapters and cables rated for charging to ensure stable current delivery. Avoid exposing the charger and batteries to extreme temperatures or moisture during charging. For best battery lifespan, remove batteries from the charger once charging is complete and store them at moderate temperatures. If a battery shows unusual heating, swelling, or other signs of damage, discontinue charging and follow proper battery disposal procedures.