Building Generator. Commencing on the Lease Commencement Date, Tenant shall have the right to connect to the Building back-up generator, which Landlord shall install as part of Landlord’s Work (the "Generator"), for Tenant’s Share of the Generator’s capacity (after accounting for any Building Common Area requirements) to provide back-up generator services to the Premises. During the Lease Term, Landlord shall maintain the Generator in good condition and repair, and Tenant shall be responsible for a share of the costs of such maintenance and repair based on the proportion of the Generator capacity allocated to the Premises. Notwithstanding the foregoing, Landlord shall not be liable for any damages whatsoever resulting from any failure in operation of the Generator, or the failure of the Generator to provide suitable or adequate back-up power to the Premises, including but not limited to, loss of profits, loss of rents or other revenues, loss of business opportunity, loss of goodwill or loss of use, in each case, however occurring, or loss to inventory, scientific research, scientific experiments, laboratory animals, products, specimens, samples, and/or scientific, business, accounting and other records of every kind and description kept at the Premises and any and all income derived or derivable therefrom.

Generator. Commencing on the Lease Commencement Date, Tenant shall have the right to connect to the Building back-up generator (the "Generator XE "Generator" "), for Tenant’s Share of the Generator’s capacity (after accounting for Building Common Area requirements) to provide back-up generator services to the Premises at no additional cost. During the Lease Term and any renewal terms, Landlord shall maintain the Generator in good working order, condition and repair. The costs of operation, maintenance, and repair of the Generator shall be included in Operating Expenses to the extent provided in Section 4.2.4, and Tenant shall not be responsible for any costs with respect thereto outside of Tenant’s Share of Operating Expenses. Landlord shall not be liable for any damages whatsoever resulting from any failure in operation of the Generator, or the failure of the Generator to provide suitable or adequate back-up power to the Premises, including but not limited to, loss of profits, loss of rents or other revenues, loss of business opportunity, loss of goodwill or loss of use, in each case, however occurring, or loss to inventory, scientific research, scientific experiments, laboratory animals, products, specimens, samples, and/or scientific, business, accounting and other records of every kind and description kept at the Premises and any and all income derived or derivable therefrom.

Tenant shall be entitled to use the back-up generator exclusively serving the Premises (the “Generator”) and to connect the Generator to the Premises’ emergency electrical panel; provided that Tenant shall be solely responsible and liable for the cost of operating, using, maintaining, repairing and replacing the Generator, and Landlord expressly disclaims any warranties with regard to the Generator or the operation, use, maintenance or repair thereof, including any warranty of merchantability or fitness for a particular purpose The Generator shall be made available “as is” with all faults. Tenant shall maintain the Generator and any equipment connecting the Generator to Tenant’s automatic transfer switch in good working condition, and Tenant shall be solely responsible, at Tenant’s sole cost and expense (and Landlord shall not be liable), for maintaining and operating Tenant’s automatic transfer switch and the distribution of power from Tenant’s automatic transfer switch throughout the Premises. Landlord shall not be liable for any failure of the Generator to operate or for any failure of Tenant to make any repairs or to perform any maintenance of the Generator or any Claims arising from the Generator. The provisions of Section 16.2 of this Lease shall apply to the Generator. Tenant may install equipment to provide additional emergency power, including adding equipment to the existing Generator, in a location reasonably designated by Landlord, subject to Landlord’s prior written approval, which Landlord shall not unreasonably withhold, condition or delay. The installation of such equipment shall constitute Alterations.