7 inch tablet universal battery pack 3.7v 3500mAh polymer lithium Battery for Digma Plane 7700B 4G +tool accessories screwdriver

$10.78 $7.65



Capacity:1000-3500mah ( The mark value of the product is 3500mAh, and the capacity is in accordance with the actual conditions )

Rated voltage: 3.7 V

Charging voltage: 4.2 V

Size:4.8mm(thick)67 mm(width)90 mm (long)(There may be differences), with rich crystal protection board

Product advantages

Security is good, take over charging protection, discharge protection, over current protection

Protection IC technology parameters, charging protection voltage of 4.20 V + / - 0.05 V

Over discharge protection voltage of 2.7 V + / - 0.1 V

3.0 + / - 1.0 A overcurrent protection (2.7 V ~ 4.25 V)

The discharge temperature: - 20 C ~ + 60 C

Protection IC parameters, charging protection voltage of 4.20 V + / - 0.05 V, over discharge protection voltage of 2.7 V + / - 0.1 V

High working voltage, high energy density

Long cycle life, high safety

Shape, size of spirit

Small self-discharge, no pollution

The first use of the new battery

The first use of the new battery, the battery comes out of the factory with the use of electricity, and then charge 2-4 hours, pay attention not to charge, so as to avoid damage to the lithium-ion batteries, the impact of service life. After the 2-3 times, the electric core is fully activated and the standby mode is entered into the best state. After each full.

Inferior charger will affect the standby time and shorten the battery life.

Please don\'t charge the battery for a long time, the general full complement 1 hours or so, the use of the best.

In extreme cases, an improper charge can destroy a battery.

Recommend the use of original charger or performance of the charger to charge the battery.

Several effects on standby

1. The weaker the signal, the greater the power consumption, the shorter the standby time.

2. Environmental temperature is too high or too low, the standby time is short.

3. Refurbished machines, the revision machine, power consumption is likely to be large, the standby time may be short.

4. Charging time is too long. The battery is charged, the battery will generate a virtual power, but will be short of standby time.

5. Charger does not pass. Standby time is short.

6. to listen to music, Internet, etc., power consumption, standby time is short.

NOTE: The manufacturer of our products has been strictly audited to produce high quality products. The product has the protection board, can not measure the battery capacity accurately. Please don\'t open the dispute because of the wrong data of the test instrument. Screwdrivers are gifts, gifts, not within the scope of dispute payments. I wish you a happy shopping!





  • Battery Capacity: 1000-3500mAh
  • Package: No
  • Commodity quality: high quality, A++
  • Gifts: tool accessories screwdriver
  • Component Type: Battery
  • Model Number: 357590

  • Package Size: 20cm x 10cm x 2cm (7.87in x 3.94in x 0.79in)
  • Package Weight: 0.08kg (0.18lb.)
  • Unit Type: piece

  • Author: Palmerqq
  • Date: 2017-10-28
  • battery good. more not the seller will not have do with! not only that not posted top itself more questions and extended delivery time! this battery шла all-match two and a half month!
  • 1/5

  • Author: Cix Ozgur
  • Date: 2018-03-30
  • in the description of battery + tool (driver), its no.
  • 3/5

  • Author: Jmat2006
  • Date: 2018-02-27
  • thank you
  • 5/5

  • Author: Afolabi Ogemdi
  • Date: 2017-11-10
  • matches the description commodity online, come quickly, less than a month, shipped by courier. хромает but packing, too soft, dented battery in total. hope don on отразится operability. tested until. снижаю and it, tk. maybe will not work
  • 3/5