702030 3.7V 300mAh LiPo Battery

$1.50

902030 3.7V 500mAh LiPo battery, compact high-discharge cell with ultra-low 5mΩ impedance for mini drones, RC cars and camera flash modules. CE/RoHS/UN38.3 certified.

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The HNF-902030 is a 9mm-thick, compact lithium polymer battery delivering 500mAh at 3.7V in a small 20 x 30mm footprint. Despite its miniature size, it supports high discharge rates ideal for compact drones, mini RC cars, portable emergency chargers, and compact camera flash modules where burst current is required. Ultra-low 5mΩ impedance enables exceptional current delivery in a small package.

Model number: HNF-902030 500mAh 3.7V
Nominal voltage: 3.7 V
Nominal capacity: 500 mAh
Dimension: 9.0 x 20 x 30 mm
Cell configuration: 1S1P
Certification: CE / RoHS / IEC62133 / UN38.3 / MSDS
Warranty: 12 months

Specifications

ItemRatingRemark
ModelHNF-902030 500mAh 3.7V
Nominal Capacity500 mAhStandard discharge (0.2C5A) after standard charge
Nominal Voltage3.7 V
Dimension9.0 x 20 x 30 mm
WeightApprox: 5 g
Cut-off Charge Voltage4.2 V
Cut-off Discharge Voltage3.0 V
Initial Impedance≤ 5 mΩ
Standard Charge0.2C CC charge to CV then CV till current ≤0.01CCharge time: approx. 7.0 h
Standard DischargeDischarge at 0.2C5A to cut-off voltage
Max. Continuous Discharging Current38.3 A (high-rate)
Cycle Life≥500 cycles, 80% capacity retention
Operating TemperatureCharge 0~+45℃ / Discharge -20~+60℃
Storage Temperature-10~+45℃
Storage Humidity45-75% RH

Application Field

Compact drones and mini quadcopters, mini RC cars and hobby vehicles, portable emergency jump starters, compact camera flash modules, high-drain portable test equipment.

Main Advantages

  • High energy density, stable 3.7V nominal voltage
  • High-drain capable, stable discharge performance
  • Lightweight and ultra-thin; dimensions customizable on request
  • Extremely safe, low self-discharge, long cycle life (≥500 cycles, 80% capacity retention)
  • Reliable PCM protection against over-charge and over-discharge
  • Wide operating temperature: -20℃ ~ +60℃

FAQ

Q: Do you accept customization?
A: Yes. We are a professional custom lithium battery manufacturer. Share your required voltage, capacity, and dimensions.

Q: Can this be shipped by air?
A: 1.85 Wh — well within the 100Wh limit, suitable for air freight with MSDS & UN38.3 documentation.

Q: Do you offer samples?
A: Samples are available; sample cost is refunded once a bulk order is confirmed.

Q: What is the MOQ?
A: In-stock items have no MOQ. For customized cells, MOQ is typically 3,000-10,000 pcs depending on size and capacity.

Q: How is quality assured?
A: Multi-stage quality control across R&D, incoming inspection, production, pre-shipment, and after-sales, fully certified with CE, RoHS, and IEC62133.