New. Brand new. Easy memory management: Seamless Loop Recording & Intelligent Coverage, seamless intelligent looping recording technology (erasing the oldest recorded videos circularly without frames dropping and seconds missing; the stored files will be broken up into 1-3 minute recordings). Support up to 32GB SD/MMC Card. A 16G Card is included. Specifications 1. Certification: RoHS 2. Model Number:W300C 3. Video format: AVI 4. G-sensor: Built-in 5. Video resolution:1920*1080P 6. Lens:4 Glass Lens 7. Battery: with NSK circuit (W3203) with high level protective IC (4054IC) to avoid damage, full 200- 400mah lithium battery, doing high temperature and low temperature resistance 80 degrees. 700-1050mah rechargable lithium battery 8. Screen level: Grade A, 4G or 6G lens for car dvr 720P and 1080P Production Description: · Sensor loop recording with night vision · Chipset: Generalplus 1248 · Sensor: GC1024 · 2.7” screen & 140o wide angle with 4G lens · Motion detecting · G-sensor & Auto-file Protection: With built-in G-sensor, the dash cam can automatically lock important files when collision/crash happens, preventing the authentic video sources from deleting and providing significant accident proofs, and by which you shall not worry about the inscrutable responsibilities or lack of evidence in emergency. 1-pack: $36 2-pack: $70 3-pack: $100