Retevis / Ailunce HA2 Rechargeable Li-ion Spare Battery Pack

Never get caught without power in the backcountry. Designed as a direct factory replacement or high-capacity spare, the Retevis / Ailunce HA2 Rechargeable Li-ion Battery Pack ensures your radio remains operational during multi-day overlanding trips, emergency response deployments, and long outdoor nets. Operating features like continuous GPS position locking and high-power Analog APRS packet beaconing require reliable DC power. Carrying a pre-charged spare battery in your pack or vehicle glove box allows you to swap power in seconds and stay connected when AC power outlets aren't an option. ⚡ Radio Compatibility Notice This replacement battery pack is custom-molded specifically for the Retevis / Ailunce HA2 Dual-Band Ham Radio with Analog APRS & GPS. It features matching IP67 weather sealing tracks to maintain full environmental isolation when attached to the radio chassis. Key Product Features 🔋 High-Density Lithium-Ion Cell Architecture: Provides maximum energy storage without adding unnecessary bulk or weight to your field setup, delivering zero memory effect during partial recharges. 🛡️ Weather-Sealed Impact Housing: Constructed with high-impact polymer materials fitted with internal rubber gaskets to preserve the HA2 transceiver's waterproof and dustproof integrity. 🔒 Heavy-Duty Secure Latching Mechanism: Locks tightly onto the radio frame to prevent power disconnection during hard drops, vehicle vibration, or rugged trail use. ⚡ Integrated Smart Circuit Protection: Built-in BMS (Battery Management System) safeguards against overcharging, over-discharging, short circuits, and thermal overload. Technical Specifications Specification Detail Electrical & Battery Standards Battery Chemistry Rechargeable Lithium-Ion (Li-ion) Output Voltage 7.4V DC Nominal Internal Protection Integrated Over-Current, Over-Voltage & Thermal Protection Mechanical & Physical Parameters Compatible Radio Model Retevis HA2 / Ailunce HA2 Dual Band Transceiver Housing Material High-Impact Industrial Polymer w/ Gasket Seals Color / Finish Matte Black Field Finish