TsuLin CS03XL Laptop Battery Compatible with HP Elitebook 745 755 840 850 G3 G4 ZBook 15U G3 G4 Series HSTNN-IB6Y 800231-1C1 11.4V 46.5Wh 3910mAh

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

1.Battery Type: Rechargeable Li-ion Battery
2.Model: CS03XL
3.Voltage: 11.4V
4.Capatity: 46.5Wh 3910mAh
5.Connector: Please refer to the picture and check it.
6.Certificate: CE,RoHS,FCC, 100% New from Manufacturer, Grade-A Cell.
All TsuLin products are Certified by CE, FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety.
7.Worry-Free Warranty:
At TsuLin, 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.Replacement for Part Number:
CS03XL HSTNN-IB6Y 800231-1C1

9.Compatible Models (use "Ctrl+F to find your model quickly")
For HP Elitebook 745 G3 Series
For HP Elitebook 745 G4 Series
For HP Elitebook 755 G3 Series
For HP Elitebook 755 G4 Series
For HP Elitebook 840 G3 Series
For HP Elitebook 840 G4 Series
For HP Elitebook 850 G3 Series
For HP Elitebook 850 G4 Series
For HP ZBook 15U G3 Series
For HP ZBook 15U G4 Series

10.Package included:
1X CS03XL Battery.

11.For Optimal Use battery:
<1>Discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to get the new battery a full capacity.
<2>The important point is to perform a full discharge charge every other month to extend battery life.
<3>Don't connect adapter for a long time while using the battery. It may damage the battery.
<4>Avoid artificial shocks, disassembly, crush or puncture. Do not dispose of in fire or water.