The Stock Options are exercisable for up to five years at a price of US$0.79 per share and will be vested in stages over a 12 month period with no more than one-quarter of the options vesting in any three-month period from the date of the grant. The RSUs will be vested at the rate of one-third annually for a period of three years from the date of grant, until fully vested. The Stock Options and the RSUs are non transferable.