Welcome to OUWEE
Before placing your order, we highly suggest you to open the back case of your laptop and check out the exact part number of your laptop original battery.

1.Battery Type: Rechargeable Li-ion Battery
2.Model: AP20A7N 4ICP3/66/132 KT00407010
3.Voltage: 15.48V
4.Capatity: 60Wh 3886mAh
5.Connector: Please refer to the picture and check it.
6.Certificate: CE,RoHS,FCC, 100% New from Manufacturer, Grade-A Cell.
All OUWEE products are Certified by CE, FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety.
7.Worry-Free Warranty:
At OUWEE, we believe in our battery. That's why we back them all with a 12-month warranty and provide friendly customer service, easy-to-reach support.

8.Compatible Models (use "Ctrl+F to find your model quickly")
Compatible with Acer Predator Triton 300 SE PT314-51S Series: PT314-51S-51NZ PT314-51S-53D2 PT314-51S-53W3 PT314-51S-57U9 PT314-51S-57YJ PT314-51S-58AR PT314-51S-599S PT314-51S-70CS PT314-51S-70D2 PT314-51S-70D6 PT314-51S-70Q6 PT314-51S-71M1 PT314-51S-71UU PT314-51S-71YC PT314-51S-71YP PT314-51S-721G PT314-51S-728B PT314-51S-72F8 PT314-51S-72GN PT314-51S-72WR PT314-51S-73DW PT314-51S-73N5 PT314-51S-76DC PT314-51S-76QN PT314-51S-77SS PT314-51S-78BL PT314-51S-78T1 PT314-51S-7948 PT314-51S-79GH PT314-51S-79TY.

9.For Optimal Use battery:
Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to get the new battery a full capacity.
The important point is to perform a full discharge charge every other month to extend battery life.
Don't connect adapter for a long time while using the battery. It may damage the battery.
Avoid artificial shocks, disassembly, crush or puncture. Do not dispose of in fire or water.
Avoid using the battery in an environment where the temperature is too high or too low.