STONKAM® HD Wi-Fi Backup Camera with Built-in Battery and Magnet has the following advantages: Working status indicator. Battery capacity indicator. Overcharging protection. Overdischarging protection. Short-circuit protection. Overheat and low temperature protection. Load detection. Strong magnetic base.
More information:http://www.stonkam.com/wfs/WiFi-Backup-Camera-WF697.html
