Wholesale professional factory power bank 20000mah portable

Wholesale professional factory power bank 20000mah portable 

Power bank Specification: 

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Delivery: 

1. Sample and mini order (less than 1000pcs)  will be delivered within 2-4 working days after the receipt of payment.

2. For order over 1000pcs or customized order, lead time will be 8-15days after the receipt of payment.

Warranty:

1. All products have been strictly Quality Checked in house before packing.
2. All products have been well packed before shipping.
3. One year warranty is provided for all models.