Portable Car Battery Jumper Starter 1000A Jump Box with Power Bank LED Light Protection Case for Car Emergency

Product description Previous page Next page Previous page Next page Previous page Next page Previous page Next page How to jump start? 1. Insert clamps into the EC5 port. 2. Securely connect clamps to battery terminals. 3. Start engine within 30 seconds when the light is green. 4. Disconnect clamps promptly after starting. *Charge GK-J1201 before use and ensure battery is above 50%. Is GK-J1201 suitable for my vehicle? The GK-J1201 suits cars, trucks, boats, buses, SUVs, RVs, lawn mowers, motorcycles, and more, with gasoline engines up to 5.0L and diesel engines up to 3.5L. Designed for 12V lead-acid batteries only, not for other battery types. What should I do before using the jump starter? All Green Keeper jump starters come partially charged out of the box but need to be charged prior to first use. How many times can I charge my phone with GK-J1201？ To determine how many times a 3.7V/10000mAh power bank can charge an iPhone (3000mAh battery), consider power transfer efficiency (60%). A 100% charged GK-J1201 can charge the phone approximately 2 times, accounting for the 60% conversion efficiency. Why does your product display the peak current on the cover? Many products avoid printing this to allow flexibility in altering peak current claims on listings. We print the actual, tested peak current directly on the product

Highlights: Start Flat Battery: Our exclusive force start feature allows you to start your car even when the battery is completely drained at 0 voltage. This advanced technology sets our product apart from most jump starters, offering superior performance in critical moments. Powerful and Reliable battery jumper: The Green Keeper Jump Starter is more than just a jump starter; it's a versatile solution for your car's emergency needs. Capable of delivering 500A starting current and reaching a 1000A peak, this car battery jump starter is designed to jump start most 12V vehicles efficiently. Portable Battery Jumper Starter: Compact yet robust, the Green Keeper Jump Starter is your go-to portable battery jumper starter. With dimensions of 192.1×89.2×39.1 mm, it's easy to store in your car's glove compartment or travel bag, ready for unexpected battery drains. Multifunctional Car Jumper Starter Portable: This car jumper starter portable device is not limited to starting your car. It also includes a 37Wh lithium battery with dual USB outputs, including a QC18W port, making it perfect for charging your smartphones, tablets, and other USB devices on the go. Jump Start Battery Pack with Safety in Mind: Safety is a priority with the Green Keeper Jump Starter. Equipped with an intelligent protection system, it features overcurrent, overcharge, overdischarge, and short-circuit protections, along with spark-proof technology and reverse polarity

How it fits your day: Use the key specs and highlights above to match it to your setup, space, or routine before you check out.

Customer feedback: 4.6/5 average rating.

Customers say: Customers find the jump starter reliable, with one mentioning it successfully started their riding mower.

Review snippets: Easy to use and works like it’s supposed to. I’ve used ours several times. Read more / Excellent. Long lasting battery, super easy to use, takes very lil space in the car, jumps starts immediately and it’s the best one I’ve ever bought looove it! Read more