Product model: INR18650-1800mAh (AHP) Nominal capacity: 1800mAh Nominal voltage: 3.7V Cycle life: 0.5C charge and discharge 270cycles≥80% Maximum support discharge current: 1.5C Internal resistance range: ≤38/48mΩ Diameter: 18.3mm Height: 65.0mm Weight: 42.6±1g Optional range of cap models: simple explosion-proof caps, PTC-CID double-proof caps, pointed PTC-CID double-proof caps