This replacement battery pack is designed for Day/Night solar vent item numbers N20803S, N20803W, N20804S and N20804W.
• High capacity battery pack
• 4.8 volts, 2.5 amp-hours
• Replacement battery pack for current Day/Night Vents
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm.
www.P65Warnings.ca.gov