Best Battery Packs for Hunting (Cold Weather Tested & Field Ready)
Introduction
If you rely on onX Hunt for navigation, scouting, and tracking, a dead phone isn’t just inconvenient—it can ruin your hunt.
Cold weather drains batteries fast. Add in GPS tracking, offline maps, and long sits, and most phones won’t make it through the day.
A reliable battery pack is one of the simplest upgrades you can make to stay in the field longer and avoid getting caught without navigation.
This guide covers the best battery packs for hunting, focusing on cold-weather performance, weight, and reliability.
What to Look for in a Hunting Battery Pack
Before jumping into recommendations, here’s what actually matters:
Cold Weather Performance
Some batteries drop off hard in the cold. Look for models known for stability.
Capacity (mAh)
- 10,000 mAh = 1–2 full charges
- 20,000 mAh = 3–5 charges
Weight
Ounces matter, especially for public land hunting.
Durability
Water resistance and rugged design help in real conditions.
Quick Picks
- Best Overall: Anker PowerCore 10000
- Best High Capacity: Anker PowerCore Essential 20000 PD
- Best for Maximum Capacity: OHOVIV 50000mAh Power Bank
Best Battery Packs for Hunting
1. Anker PowerCore 10000 – Best Overall
- Best for: Most hunters who want reliability without extra weight
- Compact and lightweight
- Reliable performance in moderate cold
- Enough power for 1–2 full charges
- Pros:
- Easy to carry
- Proven reliability
- Great value
- Cons:
- Limited capacity for multi-day hunts
2. Anker PowerCore Essential 20000 PD – Best High Capacity
- Best for: All-day sits, late season, or multiple devices
- Large capacity (multiple charges)
- Fast charging capability
- Reliable brand performance
- Pros:
- Long runtime
- Good for cold-weather hunts
- Charges multiple devices
- Cons:
- Heavier than smaller options
3. OHOVIV 50000mAh Power Bank – Best for Maximum Capacity
- Best for: Multi-day hunts, extreme cold, or hunters running multiple devices
- Massive 50,000 mAh capacity
- Can charge your phone multiple times over several days
- Ideal for extended hunts or backcountry scenarios
- Pros:
- Extremely high capacity (rare at this price point)
- Great backup option for long hunts
- Can charge multiple devices
- Cons:
- Heavier and bulkier than other options
- Overkill for short hunts or minimal setups
How This Fits Into Your Hunting Setup
Battery packs aren’t just convenience—they’re part of your system.
If you’re using onX for:
- Offline maps
- Tracking
- Navigation
You need consistent power.
If you haven’t set up your maps correctly, read:
How to Use onX Without Cell Service
And if you’re trying to find better spots:
How to Find Public Land No One Else Hunts Using onX
Pro Tips for Using Battery Packs in Cold Weather
- Keep your battery pack in an inside pocket
- Use short cables to reduce exposure
- Charge your phone before it drops below 20%
- Avoid leaving your pack exposed to freezing temps
Small adjustments make a big difference in performance.
Common Mistakes to Avoid
- Bringing too small of a battery pack
- Letting devices get too cold
- Forgetting charging cables
- Not testing gear before the hunt
Final Thoughts
A battery pack is one of the most important pieces of gear if you rely on your phone in the field.
It keeps your maps working, your navigation accurate, and your hunt on track.
For most hunters, a lightweight 10,000 mAh option is enough. For longer sits or cold weather, stepping up to 50,000 mAh is worth it.
