ultra-thin aluminum 4000mah !! power bank display

ultra-thin aluminum 4000mah !! power bank display                                                                                           

 Power Bank Advantage:       

1.Over-charge protection, discharge protection, over-current protection, short circuit protection  

2. Hardware and software design with cutting-edge technology

3. Synchronous Rectification technology makes power efficient more than 95%, while the others’ power efficient lower than 90%

4.Heat-sink stick keeps PCB temperature low

5. Long cycle life, Rapid charge

Terms & Condition                                                                                                                                                                                                    
1.)Buyers’ logo can be printed on the power bank or the package.
2.)Package:PET package or color box package according to customer requirement.
3.)MOQ:1pcs
4.)Samples time : 2 ~ 3 days
5.) Lead time : within 2 weeks after receiving 30% deposit
6.)Payment terms : 30% deposit and 70% balance by T/T before shipment.

Warnings                                                                                                                                                                                                                     
1.Don’t output voltage adjusted to higher than the voltage of the device or they may cause damage to the equipment,Please be sure that before using
2.)Please use the specified charger
3.)Prohibit short circuit,Decomposition and into the fire
4.)Avoid high temperature or long time direct sunlight
power bank / mobile power bank / portable power bank / power bank charger
5.)Note that the moisture waterproof
6.)Shall not disassemble charger and battery to transform

Service items                                                                                                                                                                                                             
1.) Guarantee: 12 months, accessories are out of warranty.
2.) It will be out of guarantee if damaged due to improper usage. power bank / mobile power bank / portable power bank / power bank charger