Solar panel & associated bits for battery charging (Bernards Heath AL3)

Bought from Amazon in 2014 but never used & don’t think box has even been opened.
Is no longer available but when bought, Amazon described it as follows:
Biard 100W 12V Silver Monocrystalline Solar PV Panel.
Dimensions: 1200 x 540 x 30mm. Weight: 8kg. Silver Anodised Alluminium Frame. MCS Approved.
Ideal For 12 or 24 Volt Battery Charger Charging - Caravan, Boat, Home, Camping or Shed.
Open circuit voltage: (Voc) 22.9V, Optimum operating voltage (Vmp): 19.3V.
Short circuit Current: (Isc) 5.56A, Monocrystalline silicon solar cells, Grade A 125*125mm.