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Youshiko YC4000 charger is similar to La Crosse / TechnoLine chargers but with added USB 5V output and 12V DC car adapter ( Optional ) . A more complete version, In terms of power output YC4000 is similar to La Crosse BC 1000 charger (1000mA) and more powerful than La Crosse BC 700 (700mA). More important, YC4000 offers more options, like USB output and car adapter, for less money. This charger is all-in-one: a micro chip controlled latest technology charger / dis charger / battery tester and refreshing unit. It is a slow / gentle / medium / fast charger at a touch of a button, YC4000 can be used with any NiCD or NiMH AAA AA batteries.

Youshiko YC4000 Professional series, Smart / Intelligent Battery Charger with LCD display for 4 AA / AAA batteries

LCD screen:

LCD Display showing voltage, current charge, mAh and time individually

FOUR FUNCTION MODES:

Charging Mode: A variety of charging current: 200mA/500mA/700mA/1000mA.

Discharging Mode: To discharge the rechargeable battery, then charge it to remove the memory effect.

Refresh Mode: To refresh the rechargeable battery to the maximum capacity by charging and discharging the rechargeable battery repeatedly until no further increase in the capacity is estimated.

Test Mode: Check the rechargeable battery capacity in mAh/Ah

Features:

Suitable for charging any NiMH or NiCd rechargeable AA/AAA batteries with capacity up to 3000mAh.

Perfect for charging odd number of batteries (1,2,3 or 4)

Each battery slot is controlled and monitored independently.

Independent LCD display for each battery.

Charging both AA and AAA rechargeable batteries simultaneously.

Overheat and overcharge protection.

Minus delta voltage (-dv) detection for charge termination .
Damaged or bad batteries detection.

Various display modes during charging / discharging - the charging current ( in mA), time elapsed ( in hh:mm), the terminal voltage ( in V ) and accumulated capacities ( in mAh or Ah ) .

Three function Keys and Four battery option buttons.

With a Specialized Power Supply (Universal Power Supply (110 -240V ) with UK plug, so this can be used worldwide with suitable travel adapter)

A Separate USB output ( 5V, 1A ) For charging any smart phone or tablet etc

Car charger is available ( optional - Not Included).

The New UK Version, Supplied with: YC4000 Battery Charger, Universal Power Supply (110 -240V ) with UK plug and Instruction Manual. ( please note: any Batteries or any other device shown in pictures are not included).

Please also note: If you wish to but this item with Car charger then please search for Ebay listing: eBay item number: 252275993133 or the link: http://www.ebay.co.uk/itm/Youshiko-YC4000-as-La-Crosse-BC-1000-Smart-Charger-AA-AAA-USB-12V-DC-/252275993133?hash=item3abcd22a2d:g:BjEAAOSwyTZUWMYc

Three Easy Steps to operate:

YC4000 charger offers three easy steps to operate:

Insert batteries

2. Select Mode: Charge, Discharge/charge, Refresh/charge, Test/charge

3. Select Current Rate: 200 mA, 500 mA, 700 mA or 1000mA.

It’s done!

You can just insert the batteries and let the charger do the rest. By default, batteries will be charged at 200 mAh for slow charge to prolong battery life.

Inserting the batteries in charger, Gently need to tuck in the negative end under a lip in first and then push the positive end down and when taking the batteries out , Gently you need to push back from the positive end towards negative end and then pull out the batteries. ( secure connection to achieve accurate charging).