Fra warhammer.com:

• Customise your Blood Angels with extra accessories for infantry, Death Company, and vehicles
• Heads, relics, and shoulder pads for different armours
• Heavily personalise key squads, or spread Blood Angels flavour across your whole army

Fra warhammer.com:

• Your guide to collecting and using the Sons of Sanguinius in your games of Warhammer 40,000
• 104 pages, packed with inspiring artwork, background lore, and rules for specialised Blood Angels units
• Includes rules for a Combat Patrol, plus narrative Crusade guidelines, 15 datasheets, and three Detachments