30 days return. Buyer pays for return postage. If you use an eBay delivery label, it will be deducted from your refund amount.
Data security: AES128. Power: DC12V,1A. Working Temperature: -20°C to 50°C. Pan: 0 to 350°. Tilt: -90° to 30°. IR Distance: 15m. IR: High power LED with ICR. Channel bandwidth: Support 20/40MHz.