Perfect for Arlo Wireless It is perfect for Wireless IP camera like Arlo, Reolink, etc For Smart home wireless ip camera Fit for IP camera like Arlo wireless, Reolink Argus, Keen Apply for other devices like flashlight, data logger, smoke alarm, sport optics, automatic faucet, access key Low 1% self discharge can be stored up to 10 years if not in use Please do not charge the battery! Notice: Please do not charge the battery, as they are only disposal, not rechargeable! Safety Protection Apart from product quality we concern, PPOWER values on product safety as well Important notices As it is very important, so we would like to remind the customer again They are not rechargeable, please do not use any kinds of charger to charge them