12V DC 30W 81.6Wh 6800mah Rechargeable Lithium Ion, Li-ion Portable Battery Pack, Power Bank for CCTV Cameras, LED Strip Lights and more. With UK Plug Charger: Amazon.co.uk: Electronics & Photo
5v Rechargeable 18650 Lithium Ion Battery Packs 2200mah
RS PRO 3.7V Lithium-Ion Rechargeable Battery Pack, 7.8Ah - Pack of 1 | RS
FREEDOH DC 12V Rechargeable Lithium-ion Battery 10000mAh Portable Polymer Li -ion Battery Pack With Charger Fit for Power Bank CCTV Cameras Lighting Tools LED Strips and more. : Amazon.co.uk: Electronics & Photo