Ebay offers Open-box Scosche PowerUp Portable Jump Starter for $49 (reg $150) after code with free shipping.

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Product Description:
This compact vehicle Jump Starter is powerful, safe, and easy to use.
The PowerUp 400 Torch is a multi-mode 1,000 lumen flashlight that can jump start vehicles and is also a portable power bank to charge devices including smartphones. Its advanced technology and ample power will jump start a vehicle (up to 6 cylinders and 3.5 liters) quickly and efficiently. The 5,100 mAh jump starter is spark-free with a 6-point protection system and can hold its charge for up to 6 months The PowerUP 400 Torch includes safety protection against short circuit, reverse connection, reverse charge, overheating and overcurrent and overcharging. It is small enough to fit under a seat, in the trunk and even in many glove compartments, so you never get stranded again.

• Dimensions (Overall): 3.35 Inches (H) x 6.5 Inches (W) x 11.5 Feet (D)
• Weight: 2.45 Pounds
• Amps: 2 Amps
• Cable/Cord Length: 1 Feet
• Wire Gauge: 12 AWG