G12 Series 12V Li-ion Interchangeable Battery Pack 4.0 Ah

Compatible only with models ARK20129 and ARI20155. Light weight and slim design. Thermal protection circuit prevents charging battery cells from damage caused by extreme temperature conditions. Li-ion battery cells provide excellent performance: higher Cell Capacity per Unit Weight, Low Self-discharge, No Memory Effect. Specification  Model Number AB1212LA-2 Voltage 12 Vdc Capacity 4.0Ah What's in the Box (1) -4.0 Ah Li-ion Battery Pack Documents Material Safety Data Sheet