Panasonic Battery Pack 18V Large Load Compatible LJ Type EZ9L54 Lithium-ion (Li-ion) 5.0Ah Capacity/Heavy

Lithium-ion, large capacity 18V/5.0Ah battery pack Body size: 7.5cm wide x 12.9cm deep x 6.4cm high, weight 0.71kg Country of Origin: Japan Optimal charge/discharge control prevents overcharging and over-discharging The power supply will stop before the battery runs out, and the lamp on the main unit panel will flash to notify you that the battery is low.