NOCO Boost XL GB50 1500A 12V UltraSafe Portable Lithium Car Jump Starter, Heavy-Duty Battery Booster Power Pack, Powerbank Charger, and Jump Leads for up to 7.0L Petrol and 4.5L Diesel Engines

Product Information

The GB50 is equipped with advanced safety features to protect against reverse polarity, sparks, overcharging, overcurrent, and short-circuits. It has spark-proof technology and reverse polarity protection, making it safe and easy to use even for beginners. When disconnecting, disconnect in the reverse sequence, removing the negative first (or positive first for positive ground systems).

But how does it hold up when you’re out adventuring? One thing Alex found really useful was the built in 200 lumen LED flashlight (it has some decent modes, including flashing and emergency SOS) and the ability to charge phones or cameras via the USB ports — this thing is definitely more than just a jump starter.USE THIS MODE WITH EXTREME CARE. THIS MODE IS FOR 12-VOLT LEAD-ACID BATTERIES ONLY. BOTH THE SPARK PROOF AND REVERSE POLARITY PROTECTION FEATURES ARE DISABLED. PAY VERY CLOSE ATTENTION TO THE POLARITY OF THE BATTERY BEFORE USING THIS MODE. DO NOT ALLOW THE POSITIVE AND NEGATIVE BATTERY CLAMPS TO TOUCH OR CONNECT TO EACH OTHER AS THE PRODUCT WILL GENERATE SPARKS. THIS MODE USES VERY HIGH CURRENT (UP TO 1500 AMPS) THAT CAN CAUSE SPARKS AND HIGH HEAT IF NOT USED PROPERLY. IF YOU ARE UNSURE ABOUT USING THIS MODE, DO NOT ATTEMPT AND SEEK PROFESSIONAL HELP. Unit is too cold to jump start, but other functions are still available. / Allow the unit to warm up.

So, when NOCO got in touch to see if we’d like to give their NOCO Boost XL GB50 portable jump starter a test we were all for it. This thing promises a bunch — it can keep your gadgets charged and it can jump start your wheels. Portable battery chargers are no innovation these days, but with the added features on offer here we were excited to give it a whirl.When recharging, the charge level of the internal battery is indicated by the Charge LEDs. The LEDs will slowly pulse 'On' and 'Off' and become solid until all four Charge LEDs are on. When the battery is fully charged, the Green 100% LED will be solid, and the 25%, 50% and 75% Charge LEDs will turn "Off". From time to time, the Green 100% LED will pulse indicating maintenance charging is occuring. Boost LED Illuminates White when Boost is active. If the unit is connected properly to a battery, the GB50 will automatically detect a battery and go into Boost mode (LED flashes White when Manual Overide feature is active). The NOCO Genius Boost XL GB50 is a battery charger specifically designed for charging dead or low batteries in a variety of vehicles and equipment. It is a portable and compact charger that provides a high level of power for its size. The GB50 comes partially charged out of the box and needs to be fully charged prior to use. Connect the GB50 using the included USB Charge Cable to the USB IN port and the USB car charger. It can also be recharged from any USB powered port, like an AC adapter, car charger, laptop and more. The USB IN port is rated at 2.1 Amps to ensure safe and efficient charging of the internal lithium battery. Due to FCC regulations, we recommend not to charge and discharge the unit at the same time. The time to recharge a GB50 will differ based on the discharge level and the power source used. Actual results may vary due to battery conditions. Charger Rating: .5A Light Mode Button Toggles the ultra-bright LED light through 7 light modes: 100% > 50% > 10% > SOS > Blink > Strobe > Off