Lithium ion 3.7V TO 5V 2.1A USB Boost Charge Board iPhone Capacity Mobile power, US $7.99 – Picture 0

Lithium ion 3.7V TO 5V 2.1A USB Boost Charge Board iPhone Capacity Mobile power, US $7.99 – Picture 1

Lithium ion 3.7V TO 5V 2.1A USB Boost Charge Board iPhone Capacity Mobile power, US $7.99 – Picture 2

Lithium ion 3.7V TO 5V 2.1A USB Boost Charge Board iPhone Capacity Mobile power, US $7.99 – Picture 3

Lithium Ion 3.7v To 5v 2.1a Usb Boost Charge Board Iphone Capacity Mobile Power

US $7.99

HONG KONG , Hong Kong
Jun 9th

Open on mobile:
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Lithium ion 5V 2.1A USB Boost Charge Board iPhone Capacity led Mobile power Description: Features: Lithium ion Charging, Stepup, protection all-in-one PCB, with LCD battery status indicator, USB current output display This PCB can stepup a lithium ion battery to 5V for USB output to 5V USB devices, like iphone, mobile phone, tablet PC. This module also contains protection circuit which will stop stepup output when Lithium ion battery is below 2.5V. Just connect a unprotected lithium ion battery to the battery input source. There a blue backlight LCD which can show the battery level in %, charging status, and also the output USB current drawn by the USB device. The LCD is controlled by a 12bit A/D to convert battery voltage level from 0% - 100% in 1% steps, to accurately show the battery capacity remaining or charged. <3.0V - 0% , 3.7V - 50%, 4.2V - 100% This PCB also support charging the battery. Simply supply a 5V microUSB source to the charging input and it will charge the connected battery to 4.2V Great for mobile power source using Lithium ion batteries (unprotected is also ok). Connect multiple batteries to the battery input to increase the capacity power capacity Procedure: 1. Connect 4.2V li-ion battery to the soldering point or the battery jack. 2. Activate the circuit by charging with a microUSB adapter 3. push the switch two consecutive times to activate the emergency LED lighting, push two times to deactivate it. Connection please see the image Never reverse the connection polarity. Specifications: Charging voltage input: 5V-6V 1A Stepup voltage output: 5.15V 2.1A Protection circuit: Overcharge protection:4.250V Overcharge protection release: 4.100V Protection circuit: Overdischarge protection:2.900V Overdischarge protection release: 3.000V Idle time before LCD switch off: 60secs Idle current: 230uA When stepup circuit is not activated due to protection circuit of the battery, simply release the protection circuit by inputing a 5V to charging terminals 65.2mmX17mmX17mm With iPhone recognition circuit, support iPhone charging LCD Backlight: Blue Efficiency: >90% Operating temperature -40C to 85C Package Contents 100% Brand New 1 xLithium ion 5V 2.1A USB Boost Charge Board iPhone Capacity led Mobile power Batteries not included We can also wholesale if you need a large quantity of item please contact us :) Shipping : We only accept your Paypal Address,Please Make sure it's 100% right. The items you ordered will be shipped out in 1 business day by Air Mail when your payment is clear. Country Delivery Time Working Days (not including holiday) 5-7 8-10 11-14 15-19 20-22 >25 Working Days + Saturday + Sunday 5-9 10-14 15-20 21-25 26-30 >35 United States Rate (item arrived) 9% 50% 21% 13% 7% Refund or Resend United Kingdom Rate (item arrived) 10% 62% 20% 3.5% 4.5% Refund or Resend Australia Rate (item arrived) 23% 50% 13% 8% 6% Refund or Resend France Rate (item arrived) 1.5% 20.5% 45% 23% 10% Refund or Resend Germany Rate (item arrived) 5.5% 25% 35% 19% 15.5% Refund or Resend Canada Rate (item arrived) 0.0% 44% 35% 18% 3% Refund or Resend Spain Rate (item arrived) 1.5% 25% 50% 14% 9.5% Refund or Resend Payment : We accept PayPal only. All major credit cards are accepted through secure payment processor PayPal. Payment must be received within 7 days of auction closing. If you have bought multiple items from me, you can send me one payment for all the items instead of paying for them individually. When you click the Pay Now button, eBay will automatically determine if there are other items you have won or purchased from me and will combine them for your review. Feedback We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns. We greatly appreciate your POSITIVE feedback. Please do NOT leave negative feedback without asking for help.We will try our best to solve any problem. If you have any questions, please feel free to contact us by ebay message. We will reply you within 48 Hours. Refund&Reship: If you are dissatisfied with our item or service, then please follow the good eBay practice to contact us by ebay message before leaving any feedback. 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List your items fast and easy and manage your active items. On Aug-24-15 at 11:39:43 PDT, seller added the following information:

Condition:	New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. ...	Brand	Unbranded
MPN	Does Not Apply