E-Ser Power | Premium Power Banks & Charging Solutions Manufacturer

About E-Ser Electronic

A trusted manufacturer in mobile accessories and consumer electronics.

E-Ser Electronic Co., Ltd is a professional OEM and ODM manufacturer based in Shenzhen, China. With over 10 years of experience, we specialize in the design, research & development, manufacturing, and global sales of universal power banks, wireless chargers, mobile device chargers, and more.

Our core competencies include innovative product design, advanced R&D, and strict quality control. We operate under a professional production management system supported by advanced international equipment, ensuring stable quality and on-time delivery for every order.

OEM & ODM Expertise
10+ Years Industry Experience
Global Distribution Network
Strict Quality Assurance System

Our Premium Products

High-performance, durable, and innovative charging solutions for every need.

IP65/66 Waterproof Outdoor Power Bank

Rugged design with built-in LED light, perfect for camping, hiking, and emergency use.

✔ IP65/66 Waterproof & Dustproof
✔ Built-in LED flashlight
✔ Shock-resistant casing

Rugged Magnetic Work Light (8000/10000mAh)

Combines a powerful magnetic flashlight with a high-capacity power bank for outdoor jobs.

✔ 8000mAh or 10000mAh capacity
✔ Strong magnetic base
✔ Waterproof & drop-resistant

7800mAh IP66 Rugged Power Bank

Compact yet durable outdoor power bank with excellent weather resistance.

✔ IP66 rated protection
✔ Lightweight & portable
✔ Fast charging support

20000mAh Quick Charge Power Bank

High-capacity rugged power bank with integrated torch for emergency lighting.

✔ 20000mAh capacity
✔ QC 3.0 fast charging
✔ Built-in LED torch

30000mAh 45W PD+QC Outdoor Power Bank

Ultra-high capacity with dual fast charging protocols for laptops and smartphones.

✔ 30000mAh capacity
✔ 45W PD + QC 3.0 output
✔ IP66 rugged design

Foldable 3-in-1 Fast 15W Wireless Charger

All-in-one charging station for phone, watch, and earbuds with sleek foldable design.

✔ 15W fast wireless charging
✔ Foldable & travel-friendly
✔ 3-in-1 (Phone, Watch, Earbuds)

10W Fast Wireless Charger with Bluetooth Speaker & Night Lamp

Multifunctional nightstand charger with audio and ambient lighting features.

✔ 10W wireless charging
✔ Built-in Bluetooth speaker
✔ Adjustable night lamp

Magnetic 3-in-1 Wireless Charger with Night Light

MagSafe-compatible charger with integrated night light for convenient bedside use.

✔ MagSafe alignment
✔ 3-in-1 charging
✔ Soft night light feature

View Full Product Catalog

Advanced Charging Technology

We integrate the latest innovations to deliver fast, safe, and efficient power.

Quick Charge 3.0 / 4.0

Up to 4x faster charging than standard chargers, with intelligent voltage regulation.

GaN (Gallium Nitride) Chargers

Smaller, cooler, and more efficient than traditional silicon-based chargers.

MagSafe & Qi Wireless

Precise magnetic alignment and universal Qi compatibility for seamless charging.

Customer Support & Services

We provide comprehensive support for OEM, ODM, and bulk orders.

OEM/ODM Services

Custom design, branding, packaging, and engineering support for private label products.

Quality Assurance

Strict QC processes, including aging tests, drop tests, and safety certifications (CE, FCC, RoHS).

Logistics & Fulfillment

Efficient shipping, global warehousing options, and reliable delivery timelines.

Frequently Asked Questions

Do you offer custom branding and packaging?

Yes, we provide full OEM/ODM services including custom logos, colors, packaging, and user manuals.

What certifications do your products have?

Our products are CE, FCC, RoHS, and UN38.3 certified. We can also support PSE, KC, and other regional requirements.

What is your minimum order quantity (MOQ)?

MOQ varies by product, typically ranging from 500 to 1000 units. Contact us for specific details.

Can I request product samples?

Yes, we offer sample units for evaluation. Sample fees and shipping apply.

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