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Ggmm Portable Battery Base for Echo 4

~~$157.49~~ $70.55

55% off Free Shipping

#1005002207325643-Blue-CHINA

How It Fits

What Customers Are Saying

Small True to size Large

Measurements

Size	Waist	Hips	US/CAN
XS	24-25	35-36	0/1
S	26-27	37-38	3/5
M	28-29	39-40	7/9
L	30.5-32	41.5-43	11/13
XL	33.5	44.5	15
1X	37-38.5	47-48.5	14/16
2X	40-42	50-52	18/20
3X	44-46	54-56	22/24

Measurements are approximate. For the best fit, we recommend measuring yourself and comparing to our size chart.

Color Blue

In stock. Ready to ship.

This discount is based on purchasing the main product

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Free Local and International shipping. See details

Delivery:

Estimated between Aug 14, 2026 and Aug 16, 2026 Ships within 1 business day after payment clears. | SHOP Track Order | Ourlum Orders | Track Orders

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30 days returns. 100% Money back guaranteed no question ask. If the mistake is from Us. See details

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Ggmm Portable Battery Base for Echo 4

~~$157.49~~ $70.55

Blue CHINA

Ggmm Portable Battery Base for Echo 4

GGMM E4 10000mAh Battery Base powers Echo 4 for on‑the‑go listening. Built for Smart Products for Better Living, it delivers up to 6h playback at 50% volume and 18h standby, with 360° sound and Smart Charging protection.

10000mAh extended play
360° sound preserved
Smart charging protection

Move music anywhere, indoors or outdoors, without outlets.

Smart Product for Better Living: Made from premium-quality materials for exceptional durability, reliable performance, and everyday convenience.; Support Level: Light; Adjustable Straps: Yes; Removable Cup Openings: Yes; Fit: True to Size.

Ideal for Echo 4 users who want portable music.

Q: How portable? A: Screws secure Echo 4 and add 10000mAh.
Q: What is Smart Charging Tech? A: Built‑in chip guards against overcharging.
Q: Outdoors? A: Yes.

Picnics, camping, poolside
Move music between rooms

This product is part of OurLum's collection of practical products designed to make everyday life easier, more comfortable, and more enjoyable.

Ggmm Portable Battery Base for Echo 4

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