The Baseus EnerFill FP21 delivers a sleek and modern fast-charging experience, offering 10,000 mAh battery capacity and 22.5 W across versatile ports (2 × USB‑C, 1 × USB‑A). It’s particularly well-suited for everyday phone and accessory charging, with dual USB‑C enabling convenient bi-directional charging and included cable. The compact design and safety features make it a practical companion—though if you need simultaneous high-power charging, its combined output may limit performance. The EnerFill FP21 is a slim, travel‑friendly power bank that delivers efficient fast charging with dual USB‑C ports and USB‑A, courtesy of its 22.5 W output capability. Key Specifications Capacity: 10 000 mAh (~36.5 Wh) Ports: USB‑C1 & C2: Input/output with support for 5 V ⎓ 3 A, 9 V ⎓ 2.22 A, 10 V ⎓ 2.25 A, 12 V ⎓ 1.5 A (~22.5 W) USB‑A: 5 V ⎓ 3 A, 9 V ⎓ 2 A, 10 V ⎓ 2.25 A, 12 V ⎓ 1.5 A Total Output: Up to 5 V ⎓ 3 A when multiple ports are used simultaneously Input: Dual USB‑C inputs allow fast recharging Dimensions: 109 × 68.7 × 17.5 mm; Weight: ~184–185 g Built-in Cable Included: USB‑C to USB‑C (30 cm, rated for 20 V/3 A) Key Features 22.5 W Fast Charging – Efficient fueling of smartphones, tablets, and small devices. Dual USB-C ports support input/output functionality for added convenience. LED Battery Indicator – Quickly view remaining charge levels (implied by standard Baseus FP series) Portable & Sleek – Slim design makes it easy to carry in pockets or bags. Smart Safety Protections – Included multi-layer protection circuitry guards against overvoltage, overheating, and short-circuit.
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| Special Filters |
| Power Input | 100 – 240V ̴ 50/60 Hz |
| Signal-to-Noise Ratio | > 80dB |
| Output power (W) | 100W RMS (IEC60268) |
| Dynamic frequency response range (Hz) | 40Hz – 20kHz (-6dB) |
| Frequency Response | 40Hz – 20kHz (-6dB) |
| Transducer | 1 x 5.25 inch (135mm) woofers, 2 x 1 inch (25mm) Dome tweeters |
| Dimensions (Width x Height x Depth) (cm) | 32.0 x 33.9 x 26.3 |
| Dimensions (Width x Height x Depth) (in) | 12.58 x 13.33 x 10.35 |
| Weight (kgs) | 6.4 |
| Weight (lbs) | 14.11 |
| Aux-In | 370 mV RMS (3.5mm connector) |
| Mic-In | 20 mV RMS |
| Guitar-In | 100 mV RMS |
| Bluetooth Input (dBFS) | -9 |
| USB Input (dBFS) | -9 |
| USB Format | FAT16, FAT32 |
| Bluetooth Profile | A2DP V1.4, AVRCP V1.6(SW), TMAP1.0, PBP1.0 |
| Bluetooth Transmitter Frequency Range (GHz) | 2.402GHZ~2.480 |
| Bluetooth Transmitter Modulation | GFSK, π/4 DQPSK, 8DPSK ,BLE1M, BLE2M |
| Bluetooth Transmitter Power | ≤ 16 dBm (EIRP) |
| Bluetooth version | 5.4 |
| Charging time (hours from empty) | < 3.5 |
| Cabel Type | AC power cable (type varies by regions) |
| Cable Length (ft) | 6.6 |
| Cable Length (m) | 2 |
| Battery Type | JBL Battery 200, Li-ion Battery(7.4V/4722mah) |
| Battery Charge Time (hours) | 3.5 |
| Maximum music playing time (hrs) | 15 |





