21700 EBike Battery Polly 48V 18.2 25Ah DP-9 DP-7 Case LIthium 18650 Pack for 1000W 500W 350W 250W Electric Bicycle Ba-fang Motor

Why Chooice UnitPackPower Official Store?

1) Factory Direct Store: We assemble all batteries in our own factory, never use fake or cheap cell pack sell at lowest price to attract buyers. In addtion, we have to scrimp on everything, assemble them as quickly/cheaply as possible. We don’t take chances when it comes to our batteries or your safety!

2) Official High Quality Cell Sources: We only source genuine A-grade genuine cells from the official sources.

3) Every Battery Made Cycle Test: Each pack is ran through a full charge and discharge before leaving our facility to make sure you are getting every amp hour you paid for.

The test include:

Short Circuit Safety Test √ Overcharge SafetyTest√Crush Safety Test √ Needing Safety Test √ Extrusion Safety Test√

4) Best Oversea After-sale Service: We do all this and offer it at our usual low pricing, we don’t charge a premium for Safety and Reliability. We have a proven track record of offering great after-sales support and warranty repairs/replacements. We will not leave you stuck (18 Month warranty, with Support Centres in Germany&Belgium&USA&Canada&Australia).

Polly Ebike Battery Main Features:

1)Waterproof IP65 with solid plastic hard case, can be mounted in most positions, it resists vibration and shock.
2) With on/off switch, can help you save more power
3) Lighted battery LED powerIndicator, inform you the battery capacity in time
4) Lock with keys securely locks the mount on bike rack

Guarantee

1) We provide 18 month warranty for all electric bike batteries.

2) Any battery with quality problem within one month we can resend you a new one after provide your proof.

3) Any battery with quality problem within one year, we provide free repaired.

4) All our electric bicycle batteries with high quality cells and BMS, and they will be 100% tested before shipping.

Top brand lithium battery manufacturer in China, rest assured to buy.

We don't supply warranty service for the following situation:

1) The battery goes over the water.

2) The battery is broken by man-made.

3) The cells are burnt out after incorrect using.

4) Return the battery without reason.

5) Open a dispute without contacting us.

Feedback

1) Our battery can fit most of motor kit, exclude(not only) these: B0SCH, SHIMANO, YAMAHA, Panasonic .

2) Please contact us If you can't confirm whether our battery can fit your motor.

3) If you have any problems please feel free to contact with us BEFORE you leave negative feedback or file a dispute.

4) Any problem is not a problem, as long as you contact us.