- Jump-N-Carry 300 - 12 Volt, 900 Peak Amps - Jump-N-Carry

The JNC300XL is mentioned multiple times in the search results, which seems to be the current model superseding JNC300. The provided product info specifically states JNC300. I should stick to JNC300 and the provided information, but will note the common features that are consistent between JNC300 and JNC300XL from the search results (like 900 Peak Amps, 27" #4 Gauge, 1-piece case, battery status LEDs, 1-year warranty, and weight around 8-9 lbs). The prompt states "Supersedes 990044" and doesn't explicitly mention JNC300XL, so I will focus on the provided JNC300.

The key information from the original description is:

• 12 Volt, 900 Peak Amps
• Utilizes an 8 amp-hour pure lead battery. (Search results mention "Clore PROFORMER battery technology" which are designed for jump starting, implying a high-performance lead-acid battery, often AGM or SLA. "Pure lead" is a specific type of lead-acid battery. I'll stick to "pure lead battery" as stated in the original description).
• 1 piece case provides strength and is impervious to garage fluids. (Search results confirm "Durable 1-Piece Polyethylene Case" and imperviousness).
• 27" jumper leads connect the fully insulated grips to the internal battery. (#4 Gauge Welding Cable mentioned in features is also in search results).
• Perfect jumpstarter for any mainstream jumpstarting.
• Features: Battery Status LED's, Fully Insulated Grips, 27" Jumper Cable Leads of #4 Gauge Welding Cable, 1 Piece Polyethylene Case, 12 Volt, 1 Year Limited Warranty, Unit Weight - 8 Lbs.

I will use this information to craft the new description.