【Customer First】24 x 7 email support. For assistance with the RC30-0328 battery, please visit our product detail page OR please contact us by email at any time, our professional technical team is standing by to provide you with assistance and service. 【Specifications】Model: RC30-0328 Rechargeable Battery, Voltage: 15.4V, Capacity: 65Wh/4221mAh,Type: Li-ion Battery. Package include: 1* RC30-0328 battery 1 set matching installation tools.1*Instructions for RC30-0328 Battery. All our products up to 500 recharge cycles over the life of the battery. 【Replacement for Part Number】Replacement for RC30-0328 4ICP5/46/108. 【Compatible with Models】For Razer Blade 15 Base 2020 RZ09-0328 Core i7-10750H RTX 2060 RTX 2070 Max-Q Series Notebook; Razer Blade 15 Base Edition 2021 i7-10750H RTX 3060 Series Notebook. 【Security & Reliability】BOWEIRUI RC30-0328 laptop battery is highly compatible with the original RC30-0328 Battery and meets CE/FCC/ROHS/UL certified standards.Strict guidelines for compatibility, Use of built-in circuit protection to ensure safety and stability. Welcome to Kappir:
Dear customers, thank you for your interest and support for our laptop battery. We are a professional laptop battery manufacturer, dedicated to manufacture and provide different type high quality laptop batteries for our customers. Thanks for your trust again!

Specification:
Model:RC30-0328 Battery Type: Li-ion
Voltage: 15.4V Capacity: 65Wh 4221mAh
Location of connector and Cable length: Please refer to the battery picture and compare with your original battery

Replacement Part Number:
RC30-0328 4ICP5/46/108

Compatible Models: (use "Ctrl+F to find your model quickly")
1.Razer Blade 15 Base 2020 Series:
Model No. RZ09-0328 RZ09-0328X RZ09-03286 RZ09-03287 RZ09-03289 RZ09-03287E22 RZ09-03287E22-R3B1 RZ09-03287E22-R3U1 RZ09-03287E22-R341
2.Razer Blade 15 Base 2021 Series:
Model No. RZ09-0369 RZ09-0369X
Model No. RZ09-0410 RZ09-0410X RZ09-0410BE22-R3U1 RZ09-0410BEA2-R3U1
3.Razer Blade 15 Early 2020 Base Core i7-10750H RTX 2070 Max-Q Series
4.Razer Blade 15 Base 2020 i7-10750H RTX 2060 Max-Q Series
5.Razer Blade 15 Base Edition 2021 i7-10750H RTX 3060 Series

Note: For more accurate, please check the part number of your original battery

Packing Included:
1* RC30-0328 battery
1* Instruction manual

Warm tips before purchase:
Please open your laptop case, check and confirm your original battery model and appearance, compared with our battery image, make sure that's what you need. Especially the location of the connector and the cable length (long or short)

Battery Maintenance Method for Optimal Use:
①　When you get the new battery, discharge the battery to 5% (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 and charge every other month to extend the battery life
③　Do not 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 it in fire or water