Battery Specifications

• Model: 902030

• Type: Rechargeable Li-Polymer (LiPo) Battery

• Nominal Voltage: 3.7V

• Nominal Capacity: 900mAh

• Size: 9 × 20 × 30 mm

Charging (Recommended)

• Standard charge rate: 0.5C

• Fast charge rate: up to 1C (max)

• Standard charging method:
• 0.5C CC (constant current) charge to 4.25V, then

• CV (constant voltage 4.2V) charge until charge current ≤ 0.05C

• Charging time: ~5–6 hours (standard) / ~2 hours (fast)

Discharge

• Max continuous discharge current: 1C

• Discharge cut-off voltage: 2.75V

• Operating temperature (discharge): -20°C to +60°C

Protection / Safety

• Built-in PCM protection circuit helps prevent: over-charge, over-discharge, over-current, short circuit, and over-temperature

• Designed for repeated recharging (cycle life depends on usage and charging habits)