Exhibit II to Schedule 13G Joint Filing Agreement And Power of Attorney

Exhibit II

to

Schedule 13G

Joint Filing Agreement
And
Power of Attorney

The undersigned persons agree and consent to the joint filing on their behalf of this Schedule 13G dated February 10, 2011 in connection with their beneficial ownership of ProShares Ultra Industrials. Each of the undersigned authorizes and appoints each of ▇▇▇▇ ▇. ▇▇▇▇▇, ▇▇▇▇ ▇. ▇▇▇▇▇▇▇, ▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇, ▇▇▇▇ ▇. ▇▇▇▇▇▇, ▇▇▇ ▇▇▇▇▇▇▇, attorney-in-fact and agent, with full power of substitution and resubstitution, for in name and stead, to sign and file with the US Securities and Exchange Commission (the “SEC”) the Schedule 13G to which this Exhibit is attached or further amendments thereto, and any and all applications or other documents to be filed with the SEC pertaining thereto, including, but not limited to, such applications as may be necessary to file electronically with the SEC, with full power and authority to do and perform all acts and things requisite and necessary to be done in connection therewith.