Excellent technology, stable heat dissipation. Over-voltage protection, over-discharge protection. Integrated solution, charging protection. Short-circuit protection, over-current protection. Made of high-quality material, durable. Type: 4S 8A 14.8V Connection method: common port Single battery over-discharge voltage: 2.7V ± 0.08V Continuous working current: 8A Instantaneous protection current: 20A Over-current recovery conditions: charging recovery or disconnecting the load Short circuit recovery conditions: charging recovery or disconnecting the load Single cell overcharge voltage: 4.25V ± 0.025V Continuous charging current: 6A Charging overcurrent protection: 10A Charger voltage: 16.8V (recommended) Charging over-temperature protection: 60°C Discharge over-temperature protection: 80°C Working power consumption: ≤ 20 µA On-resistance of the main circuit: ≤ 15 mΩ Operating temperature range: -40°C to 80°C Disconnection protection: Yes Dimensions: 34 × 34 × 3.2 mm Material: PCB Color: Green Package Contents: 2 × Lithium Battery Protection Board (Only the above items are included; other products are not included.) Note: Lighting conditions and display settings may cause slight color variation between the image and the actual product. Measurement tolerance: ±1–3 cm.