High capacity 15000mah Piano power bank with led battery charger

Piano 15000mah usb power bank emergence usb battery charger with led

Product Specifications:

Features:

Safety: There is mulriple circuit protection sysytem, can avoid over charge, over discharging, short circuit, etc. 
Popular: Fashional design, nice appearance, elegant , colorful, easy to carry and use, 
High capacity: It will be able to fully charge your smart phone many times. 
High quality.  All our products would be strictly tested before the dilivery! 
Convenient: Charge your mobile phone anywhere, anytime.

How to USE:

1) Use USB DC Cable and Micro USB connector to charge power bank, Charging from adapter's USB or computer's USB.?
2) Connect your digital products to the power bank with USB connect cable and proper adapter connector.? 
3) battery status:    
Press the switch button, the blue led indictor will be on, 1 led on is low battery status, 2 LEDs on is 50% capacity, 3 leds on is 75% capacity, when 4 leds on is full, then LED will auto turned off after about 15 seconds.

Attention:

Please charge the power bank once every 3-month at least when it has not been used for a long time.
Do not attempt to dismantle the power bank unit.
Do not clean products by chemicals, soaps or detergents.
Turn off the powe when not in use to avoid continuous powe depletion.
Keep products in dry place and away from the damp and the heat.
Keep out of the reach of children.

Delivery Details:

1. By express: DHL, EMS, UPS, FEDEX,TNT

2. By Air Cargo

3. By Sea 

Lead Time: 3-7 days

Sample is within 3 working days; mass production is within 7 working days for normal quantity order.

Payment Details:

Payment Terms:Telegraphic Transfer(T/T), Western Union

Minimum order: 50pcs

Country of Origin : China (Mainland)

 FOB Port : Shenzhen

Warranty and quality

We provide 1 years warranty. All our products in good quality and condition ,repair rate in past 3 years 0.002%. If the item is defective use by technical reason, you could sent back to us for New one with free.

Every model of power bank has 70% conversion rate.For example:2600mAh power bank,after conversion rate,there has only 1820mAh to charge your phone not 2600mAh

Other Information: 

1. Price include the setup charge and imprint(if have).
2. Data customization service includes:Standard Data Pre-load,Menu-prompt Autorun,Autoplay Autorun,Non-erasable Content,Custom Icon Creation and USB Serialization Services.
3. Add more value to your giveaway by adding a key chain,Lanyard Neck String or USB Extension Cable to your order.
4. Ask us about a wide selection of packaging options including variety of gift boxes and customizes calm shells.
5. Virtual Pre-production Proof and PMS color matching services are provided at no extra charge.
6. All our products can also be ordered without any customization at our discounted wholesale price