Portable universal power bank with dual, 16,800mAh (RM 280 ONLY)

michael55

-Dimensions: 146mm (L) x 72mm (W) x 23mm (H)

-Weight: 391g

-Colour: silver, gold, or grey

-Material: aviation aluminium alloy shell

-Battery capacity: 16,800mAh

-Input current: DC 4.8V~5.4V, 1A

-Dual USB ports charges 2 devices simultaneously

-USB output 1: 5.0V, 1A
-USB output 2: 5.0V, 2.1A

-Charge retention: 5,000 hours ++

-LCD display with LED battery status indicator

-Built-in intelligent voltage recognition chip

-Protective design prevents over-charging, over-discharging, short circuit, and high temperature

-Compatibility: smartphones, iPhone, iPod, iPad, digital cameras, portable game consoles, and most USB-enabled
devices

-1-year warranty for manufacturing defects

-Available in silver, gold, or grey.

1 unit for RM280 instead of RM399
2 units for RM520 instead of RM798 (only RM260 per unit)
3 units for RM750 instead of RM1,197 (only RM250 per unit)

INCLUDED POSTAGE

WE WILL GIVE THE SATISFIED PRICE AND PRODUCT FOR OUR CUSTOMER

you can inbox or email me for more information....

email: icetea_12345@hotmail.com

mangekyou

多少Wh？
mAh不准的

sgpdsmss

mangekyou 发表于 9-9-2012 03:37 PM
多少Wh？
mAh不准的

请问。。

Wh 如何计算呢？

谢谢。。

mangekyou

Watt = Voltage * Current

知道电池的Volt就可以算出来了咯
给你16000mAh的电池又怎样？

1V和10V有分别的咯

NewTrendEBuy

mangekyou 发表于 9-9-2012 04:27 PM
Watt = Voltage * Current

知道电池的Volt就可以算出来了咯

看不明白，写个sample来看看如何算。

mangekyou

NewTrendEBuy 发表于 10-9-2012 12:28 AM
看不明白，写个sample来看看如何算。

比如16000mAh

Watt hour = mAh/1000mA × voltage

可是电池的output voltage决定Wh
假设你的电池有3V 那么Wh就有48
如果你的电池只有2V那么Wh就只有32

NewTrendEBuy

mangekyou 发表于 10-9-2012 12:36 AM
比如16000mAh

Watt hour = mAh/1000mA × voltage

48意识是可以顶48小时？

mangekyou

NewTrendEBuy 发表于 10-9-2012 12:39 AM
48意识是可以顶48小时？

如果你的power只有1W 那就可以用大概48个小时

紅慧星馬沙

溫馨提示：用便宜充電器要小心爆炸的風險

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