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Below are the answers to some common product-related questions, if you have other questions about our products and services, please feel free to ask us.

Frequently Asked Questions

W series
1 wall mounted: Voltsmile W series is designed to be wall-mounted with a better appearance to fit your home.
2 Perfectly designed for installation: the lugs on both sides makes the product be easily mounted on the wall.
3 Intelligent protection: each battery with an inside BMS to measure and monitor the real-time charge and discharge status.

1 10 years warranty (or 6,000cycles which goes first)
2 Customer Protection

1. We’ll provide training courses for distributors and installers;
2. Technical support if needed;
3. We accept OEM/ODM orders

If the product breaks down, we will repair it or recall it.

T/T, L/C, D/P, D/A, O/A

We accept kind of freight terms, including EXW/FCA/FAS/FOB/CFR/CIF/CPI/CIP/DAF/DES/DEQ/DDU/DDP, and the charge for shipping is depend on the actual freight terms.

Work temperature: 0°C – 50°C
Store temperature: -20°C – 60°C
Humidity: 5% ~ 95%(RH) NO CONDENSATION
Attitude:<4500m

With Shenzhen Londian Wason Holdings Group Co., Ltd being our parent company, we can provide you with the most reliable product source and competitive price by working with all the major battery cell brands worldwide since most of them are our customers.

W series is wall-mounted with the perfect size and capacity.
All products with an optional heating system for low temperature environment

Installation time is about 10mins to half an hour. We don’t provide the installation service but will provide user manuals for installation

Yes, and we’ll offer the after-sales services.

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