【Innovative 100A BMS with Bluetooth 5.0】Easily connect to the battery via the Bluetooth app by scanning the QR code on the battery top. This ensures a stable, interference-free connection, allowing you to monitor real-time battery status, including SOC and voltage. The upgraded BMS includes overload self-recovery protection (30s) and a pre-charge function, simplifying operations and enhancing compatibility for an exceptional user experience 【BCI Group 31, Universal Fit】Introducing the Power Queen 12V 100Ah Group 31 Bluetooth battery, meticulously crafted to meet BCI standards for Group 31 batteries. Transition from lead-acid to lithium effortlessly with its seamless replacement design. Its universal compatibility makes it ideal for trailer RVs, off-grid camping or living, and home solar storage systems 【Designed for Trolling Motors, Enhance Your Fishing Experience】With a maximum discharge current of 500A for 1 second, this battery provides exceptional precision and smoothness in operating your trolling motor (30-70 lbs). The upgraded BMS offers superior protection against moisture and salt spray, ensuring long-lasting performance and an extended lifespan 【Extra Protection BMS & Low Temp Cut-off】Our advanced BMS offers comprehensive protection against overcharge, over-discharge, over-current, short circuit, over-temperature, and low-temperature conditions. Maximize your battery's lifespan and charging efficiency with low-temperature charging cutoff protection, ensuring safety and reliable power even in the coldest conditions 【Automatic Overload Protection and Recovery】Featuring automatic overload recognition and protection mechanisms, The Power Queen 12V100Ah Group 31 bluetooth LiFePO4 battery self-protects and resumes normal operation when an overload is detected. This ensures a reliable power supply and extends the battery's lifespan, all without the need for constant monitoring or manual resets 【Peace of Mind with Service and Support】The Power Queen 12V 100Ah Bluetooth LiFePO4 Battery boasts a lifespan of up to 10 years and comes with a 5-year warranty. It supports 4000 cycles at 100% DOD, 6000+ cycles at 80% DOD, and up to 15,000+ cycles at 60% DOD. For optimal performance, charge the battery at 14.6V with a 20A charging current, which takes approximately 5 hours to fully charge. Upgrade to the Power Queen “One for ALL” LiFePO4 Battery today and redefine your outdoor experiences with unmatched power and reliability 【Warm Tips】① This Battery is an energy storage battery rather than a start-up battery, we do not advise using it to start engines or golf carts. ②To enable the bluetooth function, please power on the battery by charging it for 3-10s with a LiFePO4 battery charger. The effective working distance for Bluetooth is 10 metres without obstacle. ③ If OT terminals are attached directly with screws and their thickness is less than 2mm, please add gaskets to ensure secure attachment and prevent loosening or overheating. The same precaution applies when using clamps Smart Upgrade, All-New Experience: Upgrade your fishing experience with Power Queen 's all-new 12V 100Ah trolling motor battery featuring Bluetooth 5.0! Designed to meet the needs of fishing enthusiasts, this innovative upgrade lets you conveniently monitor your battery status from your phone. Say goodbye to guesswork and hello to seamless, real-time updates, ensuring you stay powered up and focused on the catch of the day. Get yours now and fish smarter! It's also for Yacht, Marine, Boat, RVs,Vans, Motorhomes, Home Energy, Solar Power Storage, Off-Grid Solar Power System, Backup Power, ect. Enjoy Convenience at Your Fingertips: As an official ABYC(American Boat & Yacht Council) member, Power Queen goes beyond standard and is committed to innovation.Our Power Queen 12V 100Ah TM smart trolling motor batteries adopt Bluetooth 5.0. It can realize auto-connection with your phone as you scan the QR code on the battery. You can switch its discharging, control the battery off, view your battery's charging/discharging data and status in real-time, and check the total battery system operating status through Power Queen APP. Smart Bluetooth would level up your battery-using experience to the next level.It's also for Yacht, Marine, Boat, RVs,Vans, ect Explore Fun of Ice-Fishing & Fast Charging Ways: This Power Queen 12V 100Ah TM Bluetooth lithium trolling motor battery is equipped with low-temperature cut-off protection to protect your battery's charging at 0℃/32℉ and discharging at -20℃/-4℉. The cold weather can't stop your passion and enthusiasm. Power Queen promises that you will be free to enjoy ice-fishing with the help of Power Queen trolling motor batteries. Unprecedented Boat-Driving Experience & Top Quality Ultra-Long Service Life: This is Power Queen's latest trolling motor battery. It weighs 22.2 lbs and is BCI group 31 size. Its lightweight can lessen the burden of your boat so that you can drive it smoother, faster, and more maneuverable. B