DSTE DMW-BLF19 BLF19E DC141 Travel Charger Kit for PANASONIC Lumix DMC-GH3 DMC-GH4 DC-G9GK-K Lumix G9 Digital Camera Battery as DMW-BTC10 Worldwide voltage Input: AC 110-240V 50/60Hz A 12V Car Lighter Adapter Convenient for Journey Built in battery protection and fault detection, will automatically stop when the charging is complete Build in MCU, automatically stop working when improper input voltage, short circuit or overheat Build in trickle charge IC, prevent the batteries from over-charged.