X31 Battery

Updated September 20, 2026

Overview

Product sourcing insights & recommendations

28 来源

The term "X31 battery" primarily refers to two distinct product categories depending on the context: small 3.7V LiPo batteries used in entry-level consumer drones (like the Syma X31 or Sky Rider X-31) and large Group 31 deep-cycle batteries used in marine, RV, and industrial applications.

1. Product Insights: X31 Drone Batteries

For consumer electronics, the X31 battery is a standard 1S (Single Cell) Lithium Polymer battery.

* Key Specs: Typically 3.7V with capacities between 400mAh and 600mAh.

* Physical Characteristics: Most use a 702035 or 752035 footprint (indicating dimensions of approx. 7.0-7.5mm x 20mm x 35mm).

* Usage: Provides roughly 5–8 minutes of flight time. They are often interchangeable with other drone batteries of the same voltage and connector type (usually a 2-pin micro JST). Facebook Reddit

2. Market Insights: Group 31 Batteries

In the industrial and marine sector, Group 31 is a BCI-standard size for heavy-duty batteries.

* Standard Size: Roughly 13" x 6.8" x 9.4". Lithiumhub

* Shift to Lithium (LiFePO4): The 2026 market shows a major transition from heavy Lead-Acid (60–70 lbs) to LiFePO4 versions (22–30 lbs), which offer twice the energy density and over 3,000 charge cycles. Redodopower Lithiumhub

* Applications: Heavily used for trolling motors, RV house power, and off-grid solar storage. Litime

3. Market Trends for 2026

* Solid-State & Sodium-Ion: General electronics battery trends for 2026 focus on Sodium-ion (Na-ion) for cost efficiency and Solid-state for premium safety. Solid-state adoption is expected in high-end portable electronics and EVs starting late 2026. Highstar Alibaba

* Market Growth: The global battery market is projected to reach $177.4B in 2026, driven by a 17.7% CAGR as renewable energy and transportation electrification accelerate. Grandviewresearch Gray

* Supply Chain: Industry focus is shifting toward sustainability and recycling, with a significant push for localized manufacturing in North America and Europe to counter Asia-Pacific dominance. Precedenceresearch Alibaba

Detailed sourcing lists for both drone-scale and industrial-scale X31 batteries, including pricing and MOQ, are provided in the attached files.

Here are the results for X31 batteries. You can explore further with these options:

Sources & References

28 sources cited · Verified industry data & reports

Armor X31 Specs

Ulefone Official Store

Charging and battery 6050mAh Battery Built-in lithium-ion polymer battery USB Type-C port Supports 18W charging Battery Life Standby Time Up to 336 Hours Talk ...

Intelligent Flight Battery Technical Specifications

DJI

For the specifications of the intelligent flight battery, 1 Intelligent Flight Battery 2788 mAh 7 V 8.6 V Li-ion 19.52 Wh ≈ 74 g 5 ~ 40°C / DJI

Group 31 Batteries Guide: Dimensions, Features & Prices

LithiumHub

Group 31 batteries, as designated by the BCI Group label, have a specific set of dimensions at 13 x 6.8 x 9.44 inches (330x173x240 mm) and are suitable for ...

Group 31 Battery Dimensions, Features & Applications

Redodo Power

ideal 12V 165Ah. With a powerful output of 1280W and a capacity of 1280Wh, it provides twice the energy of a standard 100Ah lead-acid battery, ...

Five Essential Components of High Flying Drones: Batteries

ModalAI, Inc.

Lithium Ion batteries have the same nominal voltage as LiPoly, but have a Resting Discharge Voltage of 3v, Loaded Discharge Voltage of 2.7v and ...

Full Guide of Group 31 Batteries: Dimension, Features, Types

LiTime

Group 31 batteries typically measure about 13 inches long, 6.8 inches wide, With 40% more capacity than 31 battery. With a powerful output of ...