HUATAI high voltage battery is your go-to for powering entry devices, including garage door openers, wireless doorbells and locks, as well as remotes, dog collars, and medical devices.It is built to deliver long-lasting maximum power output that is stable throughout use, keeping up with today’s energy-demanding technology. These batteries are engineered to offer complete protection against leakage with secure sealing technology. These are also developed to withstand the test of time and are guaranteed a 3-year shelf life.