Kastar CGR-D54 Pro 2-Pack (7.2V 8400mAh) + CH04 LCD Dual Fast Charger — Compatible with Panasonic AJ-PX270 AJ-PX270PJ HDC-Z10000 HDC-Z10000GK HDC-Z10000P HDC-Z10000E AG-3DA1 AG-3DA1E AG-3DA1P AG-AC8 AG-AC8EJ

High-capacity Kastar replacement batteries built for extended runtime. Battery Type: Lithium-Ion; Battery Voltage: 7.2V; Battery Capacity: 8400mAh. Each pack includes two CGR-D54 Pro batteries equipped with a 4 LED light that displays remaining charge at a glance. The bundle also contains the Kastar CH04 LCD Dual Fast Charger with 110-240V Worldwide Input Voltage for use around the globe. The charger supports batteries from 6.8V - 16.8V of any capacity and can charge two batteries simultaneously. An interchangeable plate system makes it compatible with most digital battery designs. Smart charging is handled by a Control MCU that automatically detects battery voltage and applies an intelligent charge profile to prevent overcharge. Charging uses CC/CV for reliable, efficient performance and includes pre-charging plus Li-ion 0V activation to help extend battery lifespan. The LCD displays charge status and battery capacity during charging.