Hama Power Bank 20W 20000mAh (commonly the Hama PD 20 or Hama PD20 Power Pack, model 00201719 or similar variants like PD20-HD) is a reliable, mid-range portable charger from Hama (the German accessory brand). It offers solid fast-charging capability for smartphones, tablets, and small devices, with a focus on multi-device support, quick recharge, and safety—great for daily use, travel, or Nairobi’s occasional outages.

Key Features and Specifications
- Capacity: 20,000mAh (74Wh)—provides ~4–8 full smartphone charges (e.g., iPhone/Samsung ~5–7 times) or extended power for tablets; real-world usable ~13,000–15,000mAh after efficiency losses.
- Output: Up to 20W max total (Power Delivery 3.0 and Quick Charge 3.0 compatible).
  - Ports: 2× USB-C (one for input/output, often up to 20W PD), 1× USB-A (up to 20W QC).
  - Charge 2–3 devices simultaneously (shared output; e.g., one at 20W, others lower).
- Input/Recharge: USB-C input up to ~18–20W (full recharge in ~8–12 hours with a compatible charger; faster with higher-watt adapters).
- Display & Safety: Digital LED display (shows precise % remaining, charging status); multi-protection (overcharge, over-discharge, overheating, short-circuit).
- Design: Compact and lightweight (~361–375g, dimensions ~74.5 × 150.5 × 22.5mm), anthracite/grey/black matte finish, non-slip surface, eco-friendly packaging.
- Compatibility: Works with iPhone (PD), Samsung (QC/PPS), Tecno/Infinix, Android phones, tablets; supports most USB-C/A devices.
Performance and User Feedback

It delivers consistent 20W fast charging (e.g., phones to ~50% in 30 minutes on supported models), holds charge well, and handles multi-device use without excessive heat. The LED display is accurate and handy. Users praise the build quality (German brand reliability), value, and compact size for bags/pockets. It’s not the fastest for laptops (limited to 20W) or highest-capacity, but excellent for everyday phone/tablet needs. Ratings often 4.3–4.7/5—solid mid-range pick, with praise for safety and no inflated capacity claims.