13300 3.7V 400mAh High Discharge 3A Lithium Polymer Battery Rechargeable Li-Po Cell

Tired of weak batteries that cut power mid-use and fail high-power devices? This premium 13300 3.7V 400mAh lithium polymer battery delivers steady 3A max discharge to keep your gadgets running reliably. Fully certified and customizable, this li-po cell fits compact portable electronics with stable long-lasting power supply.

• Stable 3A High Discharge Performance
  Ordinary small batteries stall under heavy load; our 3A max discharge output maintains consistent power for high-demand gear, no sudden shutdowns during operation.
• 500 Cycles Long Service Life
  Cheap disposable cells die after dozens of charges; this li-po battery supports up to 500 charge cycles, lowering your long-term replacement costs for daily equipment.
• Fully Verified Global Safety Certifications
  Uncertified batteries carry leakage risks; our unit passes IEC62133, CE, UN38.3 and MSDS standards, safe for air shipping and everyday household use.
• Customizable Size, Voltage & Connector
  Generic fixed-size batteries cannot match unique device frames; we adjust capacity, dimension and offer JST/Molex connectors to fit your custom project needs.
• Factory Direct Supply & Quick Stock Shipment
  Middleman sellers cause long lead times; as professional lithium battery manufacturer, we ship stocked units in 3-7 days, mass orders take only 2-3 weeks production cycle.
• Sample Testing Support Before Bulk Purchase
  Worry about mismatched performance for your device? Order test samples first to verify compatibility before placing large quantity orders.

• Daily carry digital gadgets & compact portable power banks for commuting
• Portable beauty equipment for travel and home skincare routines
• Handheld GPS units for hiking, camping and outdoor road trips
• Small medical portable devices for home health monitoring
• Kids' lightweight electronic toys for indoor and outdoor play
• Mini portable electronic accessories for garage and DIY small projects

• All batteries pass multi-layer factory quality inspection before shipment, backed by consistent manufacturing standards as a direct lithium battery factory.
• Full certification documentation (IEC62133, CE, UN38.3, MSDS) is provided for customs clearance and product safety verification.
• Responsive dedicated customer support team answers all compatibility, shipping and customization questions within 24 hours.
• Flexible order support: stock fast shipment for urgent demands, custom production for unique device designs, and sample testing to reduce purchase risk.
• Standard return & exchange support for factory defective units, we resolve all quality-related issues efficiently without complicated procedures.