Waterproof / UV-proof / Salt Spray Resistant Enclosure Store Locally more than 19,000 Historical Records Support Retransmission Solar Powered (15W, 1A) with 2 * 2550 mAh Chargeable Batteries backup Threshold Alarm Function NFC Enabled IP65 Rated Operating Temperature: -40°C ~ 85°C Material: Aluminium Alloy