High-Capacity Rechargeable Lithium Battery

Premium lithium-ion cells with GBT18287 certification ensure stable voltage output and extended lifespan. Advanced circuit protection prevents overcharging, overheating, and short circuits.

Precision Engineered for Xiaomi/POCO Models

Exact fit for Xiaomi Note8 Pro (BM33/BM4J), POCO X3 Pro (BN57), and more. CNC-milled contacts and flexible polymer shell guarantee seamless compatibility and durability.

Fast Charging & Reliable Performance

Supports 9V/2A quick charge with 4000mAh capacity for 24+ hours of continuous use. Ideal for gaming, streaming, and heavy multitasking without frequent recharges.

Certified Safe & Eco-Friendly

UL/CE/RoHS compliant with built-in temperature sensors. Non-toxic materials and recyclable design meet global environmental standards.

Wholesale Optimized

Direct-from-factory pricing with bulk discounts available. Compatible with global voltage standards (100-240V). Ships in anti-static packaging for safe international logistics.