Neewer 7.2V 2600mAh Rechargeable Li-ion Battery Pack Replacement for Sony NP-F550/570/530 Compatible with Sony HandyCams Polaroid Other LED On-Camera Video Lights Using NP-F550 Batteries: Amazon.co.uk: Electronics & Photo
RS PRO 14.8V Lithium-Ion Rechargeable Battery Pack, 2.6Ah - Pack of 1
Polymer Lithium Ion Battery (3.7V, 1Ah) – Kitronik Ltd
Rechargeable 22400mAh 82.88Wh Lithium ion Battery Pack with DC 24/12V and 5V USB Output
Ledlenser 14500 Li-Ion Rechargeable Battery Pack | Head Torch Accessories – Ledlenser UK
25.2V 3000mAh Li-ion Battery Pack for Small Electric Unicycles Scooters Toys new | eBay