Battery type: Nickel-Cadmium (NiCd), Nickel-Metal Hydride (NiMH), Power supply: USB-C, Number of cells: 4, Battery type: HR03 / AAA / Micro, HR6 / AA / Mignon
- Battery type: Nickel-Metal Hydride (NiMH), Nickel-Cadmium (NiCd)
- Number of cells: 4
- Integrated internal resistance measurement
- Power supply via USB-C connection
- Automatic maintenance charging for battery preservation