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Pro-Guide Blog
Tournament coverage, pro setups, and straight answers about lithium power.
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Battery Group Size Chart: Dimensions & Weights (Group 24, 27, 31, U1 & Golf Cart)
Every Pro-Guide battery by BCI group size, with length, width, height and weight. How much Group 24, 27 and 31 batteries weigh...
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Battery Box Size Chart: Group 24, 27, 31 & U1 Box and Tray Sizes
Match your battery's group size to the right box or tray. Battery dimensions for Group 24, 27, 31 and U1, how to...
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Best Lithium Battery for Trolling Motors: 2026 Guide (12V, 24V & 36V)
How to choose the best lithium battery for a 12V, 24V or 36V trolling motor: voltage matching, one pack vs 12V batteries...
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What Is a LiFePO4 Battery? Lithium Iron Phosphate Explained (2026 Guide)
What a LiFePO4 (lithium iron phosphate) battery is, how it compares with lithium-ion NMC and lead-acid, what cycle life and depth of...
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Best Lithium Battery for Golf Carts: 2026 Buyer's Guide (36V, 48V & 72V)
How to choose the best lithium battery for your golf cart: voltage, watt-hours, discharge current, fit, charging and warranty, plus how Pro-Guide's...
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12V 50Ah Lithium Battery for Forward-Facing Sonar: PGLM50 Guide
Why anglers run forward-facing sonar and graphs on a dedicated 12V 50Ah lithium battery, plus runtime, charging and mounting tips for the...
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12V GC12 Golf Cart Battery Guide: Pro-Guide 145Ah Flooded Deep Cycle
The Pro-Guide GC12 (PGD12VE) is a 12V, 145Ah flooded deep cycle golf cart battery. Learn how 12V packs compare with 6V and...
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Group U1 Lithium Battery Guide: 12V 35Ah LiFePO4 for a U1 Case
What a Group U1 battery is, how the 12V 35Ah Pro-Guide PGLM35 U1 lithium battery compares with U1 AGM and sealed lead-acid,...
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12V 24Ah Lithium Battery Guide: Slim LiFePO4 Power for Kayaks
How long a 12V 24Ah lithium battery runs a kayak fish finder, how it compares with AGM, and how to charge and...
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Group 24 Deep Cycle Marine Battery Guide: Pro-Guide 24M140
The Pro-Guide 24M140 is a 12V Group 24 flooded deep cycle marine battery with 140 minutes of reserve capacity. Here is how...
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12V 10Ah Lithium Battery Guide: Small LiFePO4 Power for Fish Finders
How long a 12V 10Ah lithium battery runs a fish finder, how it compares with sealed lead-acid, and how to charge and...
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Group 31 Dual Purpose Marine Battery Guide: Pro-Guide 31M225
Why reserve capacity matters on a Group 31 dual purpose marine battery, and how the Pro-Guide 31M225's 210 minutes of reserve capacity,...
