There are two memberships that are available to you; basic and enhanced. 
There is no difference to the representation that you receive with either membership, however, as an enhanced member, you are entitled to  additional benefits, these include :

• Incapacity benefit up to £12.50 per week for up to 51 weeks if you are unable to work due to illness or other absences
• Maternity and Adoption benefit of £5 per week for up to 39 weeks
• Paternity benefit of £7.50 for 2 weeks
• Fatal accident benefit of up to £12,500
• Permanent disability benefit of up to £12,500 if you're injured in an accident at work 
• Loss of eye/limb/digit benefit due to an accident at work of up to £5,000
• A convalescent stay up to 1 week at The View hotel Eastbourne if you are recovering from illness or medical treatment (limited to one stay every 24 months)