Compatible with radio models:

DP3441 DP3441e DP3661, DP3661E XiR E8600 XiR E8608 XiR E8608i XiR E8628i XiR E8668 etc...

Replacement For origianl model: PMNN4440, PMNN4440AR, PMNN4502A, PMNN4511A etc.. batteries

Composition: Li-ion 
Volts: 7.40 V 
Capacity: 1800mAh / 13.32Wh 

1. Use the highest quality graded and sorted Japanese or china cells.

2. Has resistance welded gold plated contacts for maximum performance.

3. Provides excellent discharge characteristics.

4. Use high impact ABS and Polycarbonate plastic housings for r edness.

5. Undergone comprehensive testing including high altitude performance, vibration, 
mechanical shock, thermal cycling, external short circuit and overcharge test simulations.

6. Includes a 12-month free replacement warranty for manufacturer defects.