This AGM NE-Charger can be used to charge the NE-4400 battery pack. This replaceable rechargeable Li-Ion battery is specifically designed to power AGM RattlerV2 Rattler-C V2 and Clarion series thermal devices. - Compatible Battery AGM NE-4400 Rechargeable Li-Ion battery - Compatible Devices: RattlerV2 Series Rattler-C V2 Series Clarion Series - Power Input 5V / 2A (power supply not included) - Power Output 4.2V / 1.35A - Weight 95 g (3.35 oz) - Dimensions 80.4 � 76.1 � 38.3 mm (3.16 x 2.96 x 1.51 in) - Package Includes: Charger Base Charging Cord