iSmart Window Lithium Ion rechargeable battery performance

Lithium ion battery technology has improved a lot, it's proven in many of products we interact with every day now, such as smartphones, laptops, Li-ion battery powered tools, battery-powered vehicles etc, the capacity of our iSW Li-ion rechargeable battery iSW25LE, ISW28LE and iSW82LE are 2.2Ah, 2,6Ah and 4.4 Ah respectively, they are estimated to operate 500 up/down or 500 open/ close cycles once fully charged for normal size of roller blind or curtain, although they might last more than 6 months, but we strongly suggest and require you to recharge the Li-ion battery every 6 months to maintain the Li-ion battery in good performance, secondly you need to use our iSW brand matched battery charger other than other brand charger.
The lifetime of our iSW Li-ion battery is it can be recharge around 500 times, the batteries do degrade slowly over time, we offer you 3 years warranty for our tubular motors and curtain motors includes the Li-ion rechargeable battery since our iSW Lithium Ion battery technology is proven, reliable and can be trusted.