SpecificationsBattery Model: RC30-0351 //
Voltage: 15.2V //
Capacity: 60.8W h 4000mAh //
Color: Black //
Condition: Brand New. ^^ Replacement for Part NumberRC30-0351 RZ09-0351 4ICP7/63/69 ^^ Compatible with Machine Modelsfor Razer RZ09-0351 RZ09-03519E11-R3U1 RZ09-03519E11 Series; for Razer Blade 15 Base 2020 Series; for Razer Blade 15 Base 2021 Series ^^ SafetyAll FCZFCZ products are Certified by CE, UL for safety. Each battery is factory tested before shipment and at good condition, and have its mark. Built-in circuit protection ensures both safety and stability. Each battery has high capacity to provide enduring, continual use. ^^ InstructionsPlease open the back cover of the laptop before purchasing and confirm that the original battery type is the same as the picture. Please read the battery instruction manual carefully before installing the battery. Please install the battery correctly and ensure that the battery interface and the motherboard are firmly connected. Please use the original charger to charge the laptop. After battery installation, discharge the new battery to 5% (not 0%), then charge and cycle 3-4 times to wake up the new battery.