New BA820 8200mAh 31.16Wh 3.8V Li-ion Battery for UniStrong UG908 UG905 Replaces BA840 High Capacity for Field Work Grade A Cells

Massive 8200mAh Capacity Stay Powered All Day in the Field Stop worrying about your handheld GIS or data collector dying midsurvey. This BA820 replacement delivers a true 8200mAh / 31.16Wh enough for a full shift of GPS mapping, data logging, or asset tracking. Exact Fit for UniStrong UG908 & UG905 Compatible with UniStrong UG908 (using BA820 or BA840) and UG905 handhelds. Replaces OEM battery model BA820. Direct swap no modifications needed. 3.8V Li-ion Reliable Power for Rugged Environments Designed for the power demands of professional GNSS receivers. No more unexpected shutdowns at 30% or performance drops when youre miles from a charger. Premium Grade A Cells True Capacity, Not a Cheap Knockoff Unlike generic batteries that swell or lose capacity after a few months, our BA820 uses brand new Grade A cells. You get consistent voltage, long cycle life, and safe operation in extreme conditions. Safe & 100% Tested Builtin overcurrent, overvoltage, overheating, and shortcircuit protection. Each unit tested before shipping. Backed by 30day money return and 12month warranty.