6v 3.3ah rechargeable maintenance free storage lead acid attendance machine battery

1.Could you do OEM?

Yes, we can OEM for you and submit the law of intellectual property rights.

2. Are you a factory?

Yes, our factory located in Huizhou city, Guangdong province, PRC. and we have 2 sales offices, one is in Zhenzhou city, Henan province, and the other one is in Shenzhen city, Guangdong province.

3. What is your product warranty?

the warranty is at least 1 year, free replace battery in the warranty, but, we supply service from start to end

4.Can you supply free sample?

for low price battery, we can supply free sample, for high price battery, the sample cost can be returned to you in following orders.

5.Are your batteries pre-built and stored on shelves before being shipped to the buyer?If so,how old are these batteries?Are they built to order?

No,our batteries were fresh produced based on customers order,especially for the big capacity battery.The lead time is almost 20 days,because all fresh batteries must be 100% pass whole test before shipment.Our batteries can storage 6 months without charging.