Two new series of prewired 9-V battery straps for 9-V alkaline and 9-V lithium-Ion batteries are available.

The Premium Series is made of molded polyethylene or rigid fiber and incorporates high-quality insulators, and phosphor bronze or spring steel, nickel-plated, snap-on connectors. “T” or “I” configurations are available. The straps are engineered using soldered-in red and black wire leads in three lengths: 4, 6, (6.5 for fiber-covered versions) or 8-in. for shielded types.

The Economy Series feature a similar design and are offered in “T” or “I” configurations. The fully insulated straps feature brass, nickel-plated contacts, and molded ABS or vinyl-covered bases, and come in  4, 6, and 8-in. wire lengths.

Keystone Electronics Corp., 31-07 20th Rd., Astoria, NY 1105, (800) 221-5510,