Stay on the water longer and cut the weight with the Millertech 36V 50AH Sport Series Lithium Battery with Bluetooth, a powerful upgrade built for today's trolling motors. At 70% lighter than AGM batteries and rated for 5,000 cycles compared to just 800 from AGM, this battery eliminates the need to haul multiple heavy lead-acid units. One 36V 50AH provides over 5 hours of continuous trolling under heavy load, while two connected in parallel extend runtime beyond 10 hours for full-day trips. Integrated Bluetooth monitoring gives you instant access to real-time performance data, and built-in low-temperature charging protection ensures safe use in cold-weather conditions. Dependable, efficient, and far lighter than traditional systems, this battery gives anglers the power to fish harder and longer with confidence. 36V 50AH lithium battery with Bluetooth monitoring Over 70% lighter than comparable AGM batteries Delivers 5,000 cycles vs. 800 cycles from AGM 5+ hours of runtime on one battery, 10+ hours with two in parallel Replaces multiple heavy lead-acid batteries Low-temperature charging protection for safe operation Specifications: Capacity: 50AH Voltage: 38.4V BMS: Yes Chemistry: LFP Efficiency: 98% Memory: None Max Charge/Voltage: 43.2V Cut-off Voltage: 33V Max Charge/Discharge Current: 50A Peak Discharge Current: 150A Operating Temp: -4AdegF - 140AdegF Low Temp Charging Protection: Yes Cell Type: Prismatic Bluetooth: Yes Size: 13" x 6.75" x 9" Weight: 33 lbs. Manufacturer's 10 year warranty Quantity per pack: 1