Sell portable power bank for phones and laptops

Description

 Specification:
1. Charging Voltage: *9V
2. Charging Current: ***0mA±*0mA
3. Charge and Discharge indication: Per indicating lights.
 4. Voltage fully charged: single node*4.*5V～4.*0V.
 Multi-nodes**6.7~*6.9V
5. Discharging protection Voltage: *2.9V
 6.Charging environment temperature: 0℃～*0℃  
7. Storage temperature: **0℃～*5℃
 8. Non-load output voltage: USB: 5.0V*5.2V   ; DC:*6.5V/*9.2V
9. Load output voltage: USB: 4.*5V*5.0V; DC: *6V/*8.5V
*0. Output current: USB: ***0MA; DC: ***0MA
*1. Over-load protection current: USB: ***0MA; DC: ***0MA
*2. Stand-by power dissipation: Can be controlled below **0uA **0
*3. The minimum output current of the main board: below *0mA