【Note】B31N1726 has 2 designs and they are NOT fit for each other.The size, cable length, interface are different as the picture showed. Please open the back case of your laptop and check original battery before placing order.) 【48Wh B31N1726 battery Specifications】 Model: B31N1726 . Voltage: 11.4V . Capacity:48Wh/4240mAh. Condition: 100% brand New from Manufacturer. 【Fits for ASUS TUF Gaming Models】 for ASUS TUF Gaming FX505 FX505DT FX505DV FX505DU FX505DY FX505GE FX505GD FX505GM FX505GT Series, ASUS TUF Gaming FX504 FX504GD FX504GE FX504GM Series, ASUS FX80 FX80G FX80GD FX80GE FX80GM FX86 FX86FE FX86FM Series, ASUS TUF Gaming A15 FA506 FA506IU FA706II Series, ASUS TUF Gaming A17 FA706II Series. 【Compatible laptop Models】For Dell Latitude 3510 3410 Vostro 5300 5401 5402 5501 5502 Inspiron 5300 5301 5402 5401 5408 5409 5501 5502 5508 5509 Inspiron 5400 5406 7405 IInspiron 5400 5406 7405 7300 7306 7500 7506 2-in-1 Silver Series Laptop 【B31N1726 battery Compatible Part Number】 B31N1726 B31N1726-1 B31BN91 3ICP7/60/80 0B200-02910000 0B200-02910200 【Quality & Security】 Quality: grade A cells ensure fast charges and low power consumption. Safety: All of our products are Certified by UL / CE / FCC / RoHS for safety. Strict guidelines for compatibility, strict quality control standards to ensure the true capacity, stable current and low self-discharge and standards compliance for environment safety.We are confident in the performance of the replacement battery. 【After-sale service】After-sale service：We guarantee 30 days return/exchange policy and 12-month warranty; 24 x 7 email support. Welcome to Vmaxxfanee : Dear Customer, Thank you for your attention and support. We strongly recommend you to check and confirm your laptop model, original battery model and appearance before placing your order, compare it with our battery images to make sure it is the one you need, thank you!

Note:
If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected.

Specifications:
①.Battery Type: Li-ion
②.Model: B31N1726
③.Voltage: 11.4V
④.Capatity: 48Wh/4240mAh
⑤.Battery Condition: Brand New

⑥.Compatible Models (use "Ctrl+F to find your model quickly")
for ASUS TUF Gaming FX505 FX505DT FX505DV FX505DU FX505DY FX505GE FX505GD FX505GM FX505GT Series, ASUS TUF Gaming FX504 FX504GD FX504GE FX504GM Series, ASUS FX80 FX80G FX80GD FX80GE FX80GM FX86 FX86FE FX86FM Series, ASUS TUF Gaming A15 FA506 FA506IU FA706II Series, ASUS TUF Gaming A17 FA706II Series.
⑦.Compatible Part Numbers：
B31N1726 B31N1726-1 B31BN91 3ICP7/60/80 0B200-02910000 0B200-02910200.

⑧.Package included:
1X B31N1726 battery
One set of 5 IN 1 screwdrivers tool
1 Instruction manual

⑨.Tips for Optimal Use battery:
<1>Discharge the new battery to 5%-10% (not 0%), then charge and cycle 3-4 times to wake up the new battery.
<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. Don't dispose of the battery in fire or water.Avoid using the battery in an environment where the temperature is too high or too low.