The Sheepdog SDC1V3-MT19T Single Unit Desktop Charger is designed with a focus on durability, reliability, and performance. Compatible with NiMH, Li-Ion, and LiPo two way radio batteries. Sheepdog charging pods are interchangeable, allowing users to charge different radio models without having to purchase a new charger base. Sheepdog two way radio chargers have advanced charging technology, preventing over-charging and allowing radios to be charged while powered on. Know what is happening with your two way radio battery via the Status LED. Status information is labeled on charger for easy reference. LED is located on corner making charger status visible from both front and side views. Chargers include charging pod and AC to DC power supply. The Sheepdog charger has a compact footprint, measuring only 5.2 inches x 3.8 inches x 3.0 inches (LxWxH). LED STATUS INDICATORS: Solid RED - Battery Charging, Flashing GREEN - 80% Charged, Solid GREEN - Fully Charged, Flashing RED - Fault Condition. Properly charges batteries with higher end voltage requirements, including PMNN4547A, PMNN4485, PMNN4486, PMNN4504, and PMNN4494. Compatible with all OEM batteries. To use, simply place your radio, with battery attached, into the provided slot. The charger cup also allows for just the battery to be charged without a radio attached.