The battery holder securely holds one regular D-size battery and has metal terminals for attaching wires with alligator clips. The battery holder can also be connected in parallel or series circuits by snapping them together, either side-by-side or front-to-back.
PRODUCT WARNINGS
WARNING: This product can expose you to chemicals including styrene, nickel, and lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.