Compatible Model:

walkie talkie XPR3300 XPR3300e/ XPR3500 XPR3500e/ XPR7350 XPR7350e /
XPR7380 XPR7380e/ XPR7550 XPR7550e/ XPR7580 XPR7580e
DP4400 DP4401 DP4600 DP4601 DP4800 DP4801
APX2000 APX4000 APX3000
P8608/P8660/GP328/GP338D
Replaces Battery Number:
PMNN4409 PMNN4407 / PMNN4406 / / PMNN4491A / PMNN4491AC / PMNN4493A /PMNN4412
Specifications:
Voltage: 7.4V
Type: Li-ion
Capacity:2600mAh
Weight: 152.0g *2/ 5.36oz*2
Size: 119.00 x 55.00 x 40.00mm
Tips

1). Last as long as the original battery and can be installed pretty easily.

2). Safety Battery, The replacement battery comes with protective design, prevents damage from over-charge, over-discharge, over-voltage, over-heating, short-circuit, it is safe and stable to use.

3). Precise battery interface , fit with original machine and charger. Same size & function as original battery, don't worry damaging the machine.

No Power?

1). Must be fully charged for first use, make sure your battery has charge.

2). Check the battery casing isn't cracked or damaged.

3). If you are worried about screwing up, you can refer to related videos on Youtube.