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eCall Backup Battery

Driver using the in-vehicle eCall button after a roadside incident

eCall and T-Box Backup Battery: Rechargeable Lithium Power for Automotive Telematics

November 3, 2026

Key Product Features

High Energy Density
Extended Cycle Life
Smart BMS Integration
Environmental Robustness
Multi-layer Safety

Factory Advantages

Full Customization
Precision Cell Matching
Automated Production & Testing
Comprehensive Certifications
Agile Supply Chain

Product Cagetories

All Products
Cylindrical Lithium Batteries
Prismatic Lithium Batteries
Polymer Lithium Batteries
Lithium-ion Battery Packs

Quick Reply Contact:

luke.liu@longsingtechnology.com

+852 97918196

Expertly Engineered Custom Lithium-Ion Solutions for Industrial Reliability.

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COPYRIGHT @ 2026 LONG SING ENERGY ALL RIGHT RESERVED

Long Sing Energy

Cylindrical Lithium Batteries

Prismatic Lithium Batteries

Polymer Lithium Batteries

Lithium ion Battery Packs

Applications

Electric Mobility

Light Electric Vehicle (LEV)

Energy Storage System (ESS)

Recreational Vehicle (RV)

Unmanned Aerial Vehicle (UAV)

Contact

HongKong HQ

Room 809, 8 floor, Data Technology Hub, 5 Chun Cheong Street, Tseung Kwan O INNOPARK

Tel: (852) 21511233

Shenzhen R&D

Room 2307, 23/F, Building 1, Beihang Building, Nanshan District, Shenzhen

Tel: (86) 0755-86309333

Wuhan Factory

418-26, Office Building of Customs Supervision Place, No. 301 Guanggu Avenue, Donghu New Technology Development Zone, Wuhan

Tel: (86)18696183738

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