8 year warranty. Lightest weight yet most rugged AED on the market. Easy to follow visual and verbal guides. CPR pacing metronome guidance. Most durable AED on the market with IP (Ingress Protection) rating of 56 for dust and water protection. Only AED on the market with 1 expiration date to monitor with a combination Padpak (battery/electrode set) that has a 4 year expiry. Two button easy operation. Pediatric compatible. Stores easily in any defibrillator cabinet. HeartSine samaritan 350P Automated External Defibrillator (AED). Semi-Automatic (user presses shock button). COMPLETE AED kit including AED response kit: AED w/carrying case (semi-rigid), pads and battery (1 Adult Padpak) with 4 year life, Pediatric Pad placement reminder sticker/card, AED checklist, AED inspection tag, AED administrator state law compliance toolkit which includes state AED acquirer laws/regulations and AED policy sample templates, AED Equipped Location stickers (2 ea), Free Rx & Medical Authorization details, Instruction Card, CPR/AED poster and User Manual; 8 yr warranty. Does not include wall mounted storage cabinet.